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@@ -1,15 +1,12 @@
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-"""!@package grass.temporal
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-
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-@brief GRASS Python scripting module (temporal GIS functions)
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-
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-Temporal GIS datetime math functions to be used in library functions and modules.
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+"""
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+Functions for mathematical datetime operations
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(C) 2011-2013 by the GRASS Development Team
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This program is free software under the GNU General Public
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License (>=v2). Read the file COPYING that comes with GRASS
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for details.
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-@author Soeren Gebbert
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+:authors: Soeren Gebbert
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"""
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from datetime import datetime, date, time, timedelta
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from core import *
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@@ -27,7 +24,7 @@ SECOND_AS_DAY = 1.1574074074074073e-05
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###############################################################################
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def relative_time_to_time_delta(value):
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- """!Convert the double value representing days
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+ """Convert the double value representing days
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into a timedelta object.
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"""
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@@ -41,7 +38,7 @@ def relative_time_to_time_delta(value):
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def time_delta_to_relative_time(delta):
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- """!Convert the time delta into a
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+ """Convert the time delta into a
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double value, representing days.
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"""
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@@ -51,7 +48,7 @@ def time_delta_to_relative_time(delta):
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def relative_time_to_time_delta_seconds(value):
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- """!Convert the double value representing seconds
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+ """Convert the double value representing seconds
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into a timedelta object.
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"""
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@@ -64,7 +61,7 @@ def relative_time_to_time_delta_seconds(value):
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def time_delta_to_relative_time_seconds(delta):
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- """!Convert the time delta into a
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+ """Convert the time delta into a
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double value, representing seconds.
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"""
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@@ -74,159 +71,157 @@ def time_delta_to_relative_time_seconds(delta):
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def decrement_datetime_by_string(mydate, increment, mult=1):
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- """!Return a new datetime object decremented with the provided
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+ """Return a new datetime object decremented with the provided
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relative dates specified as string.
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Additional a multiplier can be specified to multiply the increment
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before adding to the provided datetime object.
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Usage:
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- @code
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+ .. code-block:: python
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- >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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- >>> string = "31 days"
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- >>> decrement_datetime_by_string(dt, string)
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- datetime.datetime(2000, 12, 1, 0, 0)
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+ >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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+ >>> string = "31 days"
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+ >>> decrement_datetime_by_string(dt, string)
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+ datetime.datetime(2000, 12, 1, 0, 0)
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- >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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- >>> string = "1 month"
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- >>> decrement_datetime_by_string(dt, string)
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- datetime.datetime(2000, 12, 1, 0, 0)
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+ >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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+ >>> string = "1 month"
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+ >>> decrement_datetime_by_string(dt, string)
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+ datetime.datetime(2000, 12, 1, 0, 0)
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- >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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- >>> string = "2 month"
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- >>> decrement_datetime_by_string(dt, string)
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- datetime.datetime(2000, 11, 1, 0, 0)
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+ >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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+ >>> string = "2 month"
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+ >>> decrement_datetime_by_string(dt, string)
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+ datetime.datetime(2000, 11, 1, 0, 0)
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- >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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- >>> string = "24 months"
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- >>> decrement_datetime_by_string(dt, string)
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- datetime.datetime(1999, 1, 1, 0, 0)
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+ >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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+ >>> string = "24 months"
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+ >>> decrement_datetime_by_string(dt, string)
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+ datetime.datetime(1999, 1, 1, 0, 0)
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- >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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- >>> string = "48 months"
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- >>> decrement_datetime_by_string(dt, string)
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- datetime.datetime(1997, 1, 1, 0, 0)
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+ >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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+ >>> string = "48 months"
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+ >>> decrement_datetime_by_string(dt, string)
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+ datetime.datetime(1997, 1, 1, 0, 0)
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- >>> dt = datetime(2001, 6, 1, 0, 0, 0)
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- >>> string = "5 months"
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- >>> decrement_datetime_by_string(dt, string)
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- datetime.datetime(2001, 1, 1, 0, 0)
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+ >>> dt = datetime(2001, 6, 1, 0, 0, 0)
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+ >>> string = "5 months"
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+ >>> decrement_datetime_by_string(dt, string)
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+ datetime.datetime(2001, 1, 1, 0, 0)
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- >>> dt = datetime(2001, 6, 1, 0, 0, 0)
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- >>> string = "7 months"
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- >>> decrement_datetime_by_string(dt, string)
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- datetime.datetime(2000, 11, 1, 0, 0)
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+ >>> dt = datetime(2001, 6, 1, 0, 0, 0)
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+ >>> string = "7 months"
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+ >>> decrement_datetime_by_string(dt, string)
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+ datetime.datetime(2000, 11, 1, 0, 0)
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- >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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- >>> string = "1 year"
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- >>> decrement_datetime_by_string(dt, string)
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- datetime.datetime(2000, 1, 1, 0, 0)
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+ >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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+ >>> string = "1 year"
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+ >>> decrement_datetime_by_string(dt, string)
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+ datetime.datetime(2000, 1, 1, 0, 0)
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- @endcode
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- @param mydate A datetime object to incremented
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- @param increment A string providing increment information:
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+ :param mydate: A datetime object to incremented
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+ :param increment: A string providing increment information:
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The string may include comma separated values of type seconds,
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minutes, hours, days, weeks, months and years
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Example: Increment the datetime 2001-01-01 00:00:00
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with "60 seconds, 4 minutes, 12 hours, 10 days, 1 weeks, 5 months, 1 years"
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will result in the datetime 2003-02-18 12:05:00
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- @param mult A multiplier, default is 1
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- @return The new datetime object or none in case of an error
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+ :param mult: A multiplier, default is 1
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+ :return: The new datetime object or none in case of an error
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"""
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return modify_datetime_by_string(mydate, increment, mult, sign=int(-1))
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###############################################################################
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def increment_datetime_by_string(mydate, increment, mult=1):
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- """!Return a new datetime object incremented with the provided
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+ """Return a new datetime object incremented with the provided
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relative dates specified as string.
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Additional a multiplier can be specified to multiply the increment
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before adding to the provided datetime object.
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Usage:
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- @code
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-
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- >>> dt = datetime(2001, 9, 1, 0, 0, 0)
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- >>> string = "60 seconds, 4 minutes, 12 hours, 10 days, 1 weeks, 5 months, 1 years"
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- >>> increment_datetime_by_string(dt, string)
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- datetime.datetime(2003, 2, 18, 12, 5)
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-
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- >>> dt = datetime(2001, 11, 1, 0, 0, 0)
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- >>> string = "1 months"
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- >>> increment_datetime_by_string(dt, string)
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- datetime.datetime(2001, 12, 1, 0, 0)
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-
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- >>> dt = datetime(2001, 11, 1, 0, 0, 0)
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- >>> string = "13 months"
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- >>> increment_datetime_by_string(dt, string)
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- datetime.datetime(2002, 12, 1, 0, 0)
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-
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- >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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- >>> string = "72 months"
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- >>> increment_datetime_by_string(dt, string)
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- datetime.datetime(2007, 1, 1, 0, 0)
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-
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- >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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- >>> string = "72 months"
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- >>> increment_datetime_by_string(dt, string)
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- datetime.datetime(2007, 1, 1, 0, 0)
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-
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- >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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- >>> string = "5 minutes"
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- >>> increment_datetime_by_string(dt, string)
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- datetime.datetime(2001, 1, 1, 0, 5)
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-
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- >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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- >>> string = "49 hours"
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- >>> increment_datetime_by_string(dt, string)
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- datetime.datetime(2001, 1, 3, 1, 0)
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-
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- >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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- >>> string = "3600 seconds"
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- >>> increment_datetime_by_string(dt, string)
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- datetime.datetime(2001, 1, 1, 1, 0)
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-
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- >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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- >>> string = "30 days"
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- >>> increment_datetime_by_string(dt, string)
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- datetime.datetime(2001, 1, 31, 0, 0)
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-
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- @endcode
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-
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- @param mydate A datetime object to incremented
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- @param increment A string providing increment information:
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+ .. code-block:: python
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+
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+ >>> dt = datetime(2001, 9, 1, 0, 0, 0)
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+ >>> string = "60 seconds, 4 minutes, 12 hours, 10 days, 1 weeks, 5 months, 1 years"
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+ >>> increment_datetime_by_string(dt, string)
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+ datetime.datetime(2003, 2, 18, 12, 5)
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+
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+ >>> dt = datetime(2001, 11, 1, 0, 0, 0)
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+ >>> string = "1 months"
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+ >>> increment_datetime_by_string(dt, string)
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+ datetime.datetime(2001, 12, 1, 0, 0)
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+
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+ >>> dt = datetime(2001, 11, 1, 0, 0, 0)
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+ >>> string = "13 months"
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+ >>> increment_datetime_by_string(dt, string)
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+ datetime.datetime(2002, 12, 1, 0, 0)
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+
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+ >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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+ >>> string = "72 months"
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+ >>> increment_datetime_by_string(dt, string)
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+ datetime.datetime(2007, 1, 1, 0, 0)
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+
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+ >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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+ >>> string = "72 months"
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+ >>> increment_datetime_by_string(dt, string)
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+ datetime.datetime(2007, 1, 1, 0, 0)
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+
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+ >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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+ >>> string = "5 minutes"
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+ >>> increment_datetime_by_string(dt, string)
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+ datetime.datetime(2001, 1, 1, 0, 5)
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+
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+ >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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+ >>> string = "49 hours"
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+ >>> increment_datetime_by_string(dt, string)
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+ datetime.datetime(2001, 1, 3, 1, 0)
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+
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+ >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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+ >>> string = "3600 seconds"
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+ >>> increment_datetime_by_string(dt, string)
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+ datetime.datetime(2001, 1, 1, 1, 0)
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+
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+ >>> dt = datetime(2001, 1, 1, 0, 0, 0)
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+ >>> string = "30 days"
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+ >>> increment_datetime_by_string(dt, string)
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+ datetime.datetime(2001, 1, 31, 0, 0)
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+
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+
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+ :param mydate: A datetime object to incremented
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+ :param increment: A string providing increment information:
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The string may include comma separated values of type seconds,
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minutes, hours, days, weeks, months and years
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Example: Increment the datetime 2001-01-01 00:00:00
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with "60 seconds, 4 minutes, 12 hours, 10 days, 1 weeks, 5 months, 1 years"
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will result in the datetime 2003-02-18 12:05:00
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- @param mult A multiplier, default is 1
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- @return The new datetime object or none in case of an error
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+ :param mult: A multiplier, default is 1
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+ :return: The new datetime object or none in case of an error
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"""
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return modify_datetime_by_string(mydate, increment, mult, sign=int(1))
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###############################################################################
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def modify_datetime_by_string(mydate, increment, mult=1, sign=1):
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- """!Return a new datetime object incremented with the provided
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+ """Return a new datetime object incremented with the provided
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relative dates specified as string.
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Additional a multiplier can be specified to multiply the increment
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before adding to the provided datetime object.
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- @param mydate A datetime object to incremented
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- @param increment A string providing increment information:
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+ :param mydate: A datetime object to incremented
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+ :param increment: A string providing increment information:
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The string may include comma separated values of type seconds,
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minutes, hours, days, weeks, months and years
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Example: Increment the datetime 2001-01-01 00:00:00
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with "60 seconds, 4 minutes, 12 hours, 10 days, 1 weeks, 5 months, 1 years"
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will result in the datetime 2003-02-18 12:05:00
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- @param mult A multiplier, default is 1
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- @param sign Choose 1 for positive sign (incrementing) or -1 for negative
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+ :param mult: A multiplier, default is 1
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+ :param sign: Choose 1 for positive sign (incrementing) or -1 for negative
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sign (decrementing).
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- @return The new datetime object or none in case of an error
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+ :return: The new datetime object or none in case of an error
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"""
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sign = int(sign)
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if sign != 1 and sign != -1:
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@@ -279,7 +274,7 @@ def modify_datetime_by_string(mydate, increment, mult=1, sign=1):
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def modify_datetime(mydate, years=0, months=0, weeks=0, days=0, hours=0,
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minutes=0, seconds=0):
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- """!Return a new datetime object incremented with the provided
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+ """Return a new datetime object incremented with the provided
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relative dates and times"""
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tdelta_seconds = timedelta(seconds=seconds)
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@@ -354,7 +349,7 @@ def modify_datetime(mydate, years=0, months=0, weeks=0, days=0, hours=0,
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def adjust_datetime_to_granularity(mydate, granularity):
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- """!Modify the datetime object to fit the given granularity
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+ """Modify the datetime object to fit the given granularity
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- Years will start at the first of Januar
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- Months will start at the first day of the month
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@@ -364,43 +359,42 @@ def adjust_datetime_to_granularity(mydate, granularity):
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Usage:
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- @code
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+ .. code-block:: python
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- >>> dt = datetime(2001, 8, 8, 12,30,30)
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- >>> adjust_datetime_to_granularity(dt, "5 seconds")
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- datetime.datetime(2001, 8, 8, 12, 30, 30)
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+ >>> dt = datetime(2001, 8, 8, 12,30,30)
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+ >>> adjust_datetime_to_granularity(dt, "5 seconds")
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+ datetime.datetime(2001, 8, 8, 12, 30, 30)
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- >>> adjust_datetime_to_granularity(dt, "20 minutes")
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- datetime.datetime(2001, 8, 8, 12, 30)
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+ >>> adjust_datetime_to_granularity(dt, "20 minutes")
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+ datetime.datetime(2001, 8, 8, 12, 30)
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- >>> adjust_datetime_to_granularity(dt, "20 minutes")
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- datetime.datetime(2001, 8, 8, 12, 30)
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+ >>> adjust_datetime_to_granularity(dt, "20 minutes")
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+ datetime.datetime(2001, 8, 8, 12, 30)
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- >>> adjust_datetime_to_granularity(dt, "3 hours")
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- datetime.datetime(2001, 8, 8, 12, 0)
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+ >>> adjust_datetime_to_granularity(dt, "3 hours")
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+ datetime.datetime(2001, 8, 8, 12, 0)
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- >>> adjust_datetime_to_granularity(dt, "5 days")
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- datetime.datetime(2001, 8, 8, 0, 0)
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+ >>> adjust_datetime_to_granularity(dt, "5 days")
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+ datetime.datetime(2001, 8, 8, 0, 0)
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- >>> adjust_datetime_to_granularity(dt, "2 weeks")
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- datetime.datetime(2001, 8, 6, 0, 0)
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+ >>> adjust_datetime_to_granularity(dt, "2 weeks")
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+ datetime.datetime(2001, 8, 6, 0, 0)
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- >>> adjust_datetime_to_granularity(dt, "6 months")
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- datetime.datetime(2001, 8, 1, 0, 0)
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+ >>> adjust_datetime_to_granularity(dt, "6 months")
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+ datetime.datetime(2001, 8, 1, 0, 0)
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- >>> adjust_datetime_to_granularity(dt, "2 years")
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- datetime.datetime(2001, 1, 1, 0, 0)
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+ >>> adjust_datetime_to_granularity(dt, "2 years")
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+ datetime.datetime(2001, 1, 1, 0, 0)
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- >>> adjust_datetime_to_granularity(dt, "2 years, 3 months, 5 days, 3 hours, 3 minutes, 2 seconds")
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- datetime.datetime(2001, 8, 8, 12, 30, 30)
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+ >>> adjust_datetime_to_granularity(dt, "2 years, 3 months, 5 days, 3 hours, 3 minutes, 2 seconds")
|
|
|
+ datetime.datetime(2001, 8, 8, 12, 30, 30)
|
|
|
|
|
|
- >>> adjust_datetime_to_granularity(dt, "3 months, 5 days, 3 minutes")
|
|
|
- datetime.datetime(2001, 8, 8, 12, 30)
|
|
|
+ >>> adjust_datetime_to_granularity(dt, "3 months, 5 days, 3 minutes")
|
|
|
+ datetime.datetime(2001, 8, 8, 12, 30)
|
|
|
|
|
|
- >>> adjust_datetime_to_granularity(dt, "3 weeks, 5 days")
|
|
|
- datetime.datetime(2001, 8, 8, 0, 0)
|
|
|
+ >>> adjust_datetime_to_granularity(dt, "3 weeks, 5 days")
|
|
|
+ datetime.datetime(2001, 8, 8, 0, 0)
|
|
|
|
|
|
- @endcode
|
|
|
"""
|
|
|
|
|
|
if granularity:
|
|
@@ -486,136 +480,135 @@ def adjust_datetime_to_granularity(mydate, granularity):
|
|
|
|
|
|
|
|
|
def compute_datetime_delta(start, end):
|
|
|
- """!Return a dictionary with the accumulated delta in year, month, day,
|
|
|
+ """Return a dictionary with the accumulated delta in year, month, day,
|
|
|
hour, minute and second
|
|
|
|
|
|
Usage:
|
|
|
|
|
|
- @code
|
|
|
-
|
|
|
- >>> start = datetime(2001, 1, 1, 00,00,00)
|
|
|
- >>> end = datetime(2001, 1, 1, 00,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'month': 0, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2001, 1, 1, 00,00,14)
|
|
|
- >>> end = datetime(2001, 1, 1, 00,00,44)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'month': 0, 'second': 30, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2001, 1, 1, 00,00,44)
|
|
|
- >>> end = datetime(2001, 1, 1, 00,01,14)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'month': 0, 'second': 30, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 1}
|
|
|
-
|
|
|
- >>> start = datetime(2001, 1, 1, 00,00,30)
|
|
|
- >>> end = datetime(2001, 1, 1, 00,05,30)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'month': 0, 'second': 300, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 5}
|
|
|
-
|
|
|
- >>> start = datetime(2001, 1, 1, 00,00,00)
|
|
|
- >>> end = datetime(2001, 1, 1, 00,01,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'month': 0, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 1}
|
|
|
-
|
|
|
- >>> start = datetime(2011,10,31, 00,45,00)
|
|
|
- >>> end = datetime(2011,10,31, 01,45,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 1, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 60}
|
|
|
-
|
|
|
- >>> start = datetime(2011,10,31, 00,45,00)
|
|
|
- >>> end = datetime(2011,10,31, 01,15,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 1, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 30}
|
|
|
-
|
|
|
- >>> start = datetime(2011,10,31, 00,45,00)
|
|
|
- >>> end = datetime(2011,10,31, 12,15,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 12, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 690}
|
|
|
-
|
|
|
- >>> start = datetime(2011,10,31, 00,00,00)
|
|
|
- >>> end = datetime(2011,10,31, 01,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 1, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,10,31, 00,00,00)
|
|
|
- >>> end = datetime(2011,11,01, 01,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 25, 'second': 0, 'max_days': 1, 'year': 0, 'day': 1, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,10,31, 12,00,00)
|
|
|
- >>> end = datetime(2011,11,01, 06,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 18, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,11,01, 00,00,00)
|
|
|
- >>> end = datetime(2011,12,01, 01,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 721, 'month': 1, 'second': 0, 'max_days': 30, 'year': 0, 'day': 0, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,11,01, 00,00,00)
|
|
|
- >>> end = datetime(2011,11,05, 00,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'second': 0, 'max_days': 4, 'year': 0, 'day': 4, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,10,06, 00,00,00)
|
|
|
- >>> end = datetime(2011,11,05, 00,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'second': 0, 'max_days': 30, 'year': 0, 'day': 30, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,12,02, 00,00,00)
|
|
|
- >>> end = datetime(2012,01,01, 00,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'second': 0, 'max_days': 30, 'year': 1, 'day': 30, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,01,01, 00,00,00)
|
|
|
- >>> end = datetime(2011,02,01, 00,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'month': 1, 'second': 0, 'max_days': 31, 'year': 0, 'day': 0, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,12,01, 00,00,00)
|
|
|
- >>> end = datetime(2012,01,01, 00,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'month': 1, 'second': 0, 'max_days': 31, 'year': 1, 'day': 0, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,12,01, 00,00,00)
|
|
|
- >>> end = datetime(2012,06,01, 00,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'month': 6, 'second': 0, 'max_days': 183, 'year': 1, 'day': 0, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,06,01, 00,00,00)
|
|
|
- >>> end = datetime(2021,06,01, 00,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'month': 120, 'second': 0, 'max_days': 3653, 'year': 10, 'day': 0, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,06,01, 00,00,00)
|
|
|
- >>> end = datetime(2012,06,01, 12,00,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 8796, 'month': 12, 'second': 0, 'max_days': 366, 'year': 1, 'day': 0, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,06,01, 00,00,00)
|
|
|
- >>> end = datetime(2012,06,01, 12,30,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 8796, 'month': 12, 'second': 0, 'max_days': 366, 'year': 1, 'day': 0, 'minute': 527790}
|
|
|
-
|
|
|
- >>> start = datetime(2011,06,01, 00,00,00)
|
|
|
- >>> end = datetime(2012,06,01, 12,00,05)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 8796, 'month': 12, 'second': 31665605, 'max_days': 366, 'year': 1, 'day': 0, 'minute': 0}
|
|
|
-
|
|
|
- >>> start = datetime(2011,06,01, 00,00,00)
|
|
|
- >>> end = datetime(2012,06,01, 00,30,00)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'month': 12, 'second': 0, 'max_days': 366, 'year': 1, 'day': 0, 'minute': 527070}
|
|
|
-
|
|
|
- >>> start = datetime(2011,06,01, 00,00,00)
|
|
|
- >>> end = datetime(2012,06,01, 00,00,05)
|
|
|
- >>> compute_datetime_delta(start, end)
|
|
|
- {'hour': 0, 'month': 12, 'second': 31622405, 'max_days': 366, 'year': 1, 'day': 0, 'minute': 0}
|
|
|
-
|
|
|
- @endcode
|
|
|
-
|
|
|
- @return A dictionary with year, month, day, hour, minute and second as keys()
|
|
|
+ .. code-block:: python
|
|
|
+
|
|
|
+ >>> start = datetime(2001, 1, 1, 00,00,00)
|
|
|
+ >>> end = datetime(2001, 1, 1, 00,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'month': 0, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2001, 1, 1, 00,00,14)
|
|
|
+ >>> end = datetime(2001, 1, 1, 00,00,44)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'month': 0, 'second': 30, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2001, 1, 1, 00,00,44)
|
|
|
+ >>> end = datetime(2001, 1, 1, 00,01,14)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'month': 0, 'second': 30, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 1}
|
|
|
+
|
|
|
+ >>> start = datetime(2001, 1, 1, 00,00,30)
|
|
|
+ >>> end = datetime(2001, 1, 1, 00,05,30)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'month': 0, 'second': 300, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 5}
|
|
|
+
|
|
|
+ >>> start = datetime(2001, 1, 1, 00,00,00)
|
|
|
+ >>> end = datetime(2001, 1, 1, 00,01,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'month': 0, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 1}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,10,31, 00,45,00)
|
|
|
+ >>> end = datetime(2011,10,31, 01,45,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 1, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 60}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,10,31, 00,45,00)
|
|
|
+ >>> end = datetime(2011,10,31, 01,15,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 1, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 30}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,10,31, 00,45,00)
|
|
|
+ >>> end = datetime(2011,10,31, 12,15,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 12, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 690}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,10,31, 00,00,00)
|
|
|
+ >>> end = datetime(2011,10,31, 01,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 1, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,10,31, 00,00,00)
|
|
|
+ >>> end = datetime(2011,11,01, 01,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 25, 'second': 0, 'max_days': 1, 'year': 0, 'day': 1, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,10,31, 12,00,00)
|
|
|
+ >>> end = datetime(2011,11,01, 06,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 18, 'second': 0, 'max_days': 0, 'year': 0, 'day': 0, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,11,01, 00,00,00)
|
|
|
+ >>> end = datetime(2011,12,01, 01,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 721, 'month': 1, 'second': 0, 'max_days': 30, 'year': 0, 'day': 0, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,11,01, 00,00,00)
|
|
|
+ >>> end = datetime(2011,11,05, 00,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'second': 0, 'max_days': 4, 'year': 0, 'day': 4, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,10,06, 00,00,00)
|
|
|
+ >>> end = datetime(2011,11,05, 00,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'second': 0, 'max_days': 30, 'year': 0, 'day': 30, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,12,02, 00,00,00)
|
|
|
+ >>> end = datetime(2012,01,01, 00,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'second': 0, 'max_days': 30, 'year': 1, 'day': 30, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,01,01, 00,00,00)
|
|
|
+ >>> end = datetime(2011,02,01, 00,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'month': 1, 'second': 0, 'max_days': 31, 'year': 0, 'day': 0, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,12,01, 00,00,00)
|
|
|
+ >>> end = datetime(2012,01,01, 00,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'month': 1, 'second': 0, 'max_days': 31, 'year': 1, 'day': 0, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,12,01, 00,00,00)
|
|
|
+ >>> end = datetime(2012,06,01, 00,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'month': 6, 'second': 0, 'max_days': 183, 'year': 1, 'day': 0, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,06,01, 00,00,00)
|
|
|
+ >>> end = datetime(2021,06,01, 00,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'month': 120, 'second': 0, 'max_days': 3653, 'year': 10, 'day': 0, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,06,01, 00,00,00)
|
|
|
+ >>> end = datetime(2012,06,01, 12,00,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 8796, 'month': 12, 'second': 0, 'max_days': 366, 'year': 1, 'day': 0, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,06,01, 00,00,00)
|
|
|
+ >>> end = datetime(2012,06,01, 12,30,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 8796, 'month': 12, 'second': 0, 'max_days': 366, 'year': 1, 'day': 0, 'minute': 527790}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,06,01, 00,00,00)
|
|
|
+ >>> end = datetime(2012,06,01, 12,00,05)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 8796, 'month': 12, 'second': 31665605, 'max_days': 366, 'year': 1, 'day': 0, 'minute': 0}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,06,01, 00,00,00)
|
|
|
+ >>> end = datetime(2012,06,01, 00,30,00)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'month': 12, 'second': 0, 'max_days': 366, 'year': 1, 'day': 0, 'minute': 527070}
|
|
|
+
|
|
|
+ >>> start = datetime(2011,06,01, 00,00,00)
|
|
|
+ >>> end = datetime(2012,06,01, 00,00,05)
|
|
|
+ >>> compute_datetime_delta(start, end)
|
|
|
+ {'hour': 0, 'month': 12, 'second': 31622405, 'max_days': 366, 'year': 1, 'day': 0, 'minute': 0}
|
|
|
+
|
|
|
+
|
|
|
+ :return: A dictionary with year, month, day, hour, minute and second as keys()
|
|
|
"""
|
|
|
comp = {}
|
|
|
|
|
@@ -702,16 +695,17 @@ def compute_datetime_delta(start, end):
|
|
|
|
|
|
|
|
|
def check_datetime_string(time_string):
|
|
|
- """!Check if a string can be converted into a datetime object
|
|
|
+ """Check if a string can be converted into a datetime object
|
|
|
|
|
|
Supported ISO string formats are:
|
|
|
+
|
|
|
- YYYY-mm-dd
|
|
|
- YYYY-mm-dd HH:MM:SS
|
|
|
|
|
|
Time zones are not supported
|
|
|
|
|
|
- @param time_string The time string to be checked for conversion
|
|
|
- @return datetime object or an error message string in case of an error
|
|
|
+ :param time_string: The time string to be checked for conversion
|
|
|
+ :return: datetime: object or an error message string in case of an error
|
|
|
"""
|
|
|
|
|
|
global has_dateutil
|
|
@@ -754,9 +748,10 @@ def check_datetime_string(time_string):
|
|
|
|
|
|
|
|
|
def string_to_datetime(time_string):
|
|
|
- """!Convert a string into a datetime object
|
|
|
+ """Convert a string into a datetime object
|
|
|
|
|
|
In case datutil is not installed the supported ISO string formats are:
|
|
|
+
|
|
|
- YYYY-mm-dd
|
|
|
- YYYY-mm-dd HH:MM:SS
|
|
|
- Time zones are not supported
|
|
@@ -764,8 +759,8 @@ def string_to_datetime(time_string):
|
|
|
If dateutil is installed, all string formats of the dateutil module
|
|
|
are supported, as well as time zones
|
|
|
|
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- @param time_string The time string to convert
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- @return datetime object or None in case the string
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+ :param time_string: The time string to convert
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+ :return: datetime: object or None in case the string
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could not be converted
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"""
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@@ -784,26 +779,25 @@ def string_to_datetime(time_string):
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def datetime_to_grass_datetime_string(dt):
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- """!Convert a python datetime object into a GRASS datetime string
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+ """Convert a python datetime object into a GRASS datetime string
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- @code
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+ .. code-block:: python
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- >>> import grass.temporal as tgis
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- >>> import dateutil.parser as parser
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- >>> dt = parser.parse("2011-01-01 10:00:00 +01:30")
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- >>> tgis.datetime_to_grass_datetime_string(dt)
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- '01 jan 2011 10:00:00 +0090'
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- >>> dt = parser.parse("2011-01-01 10:00:00 +02:30")
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- >>> tgis.datetime_to_grass_datetime_string(dt)
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- '01 jan 2011 10:00:00 +0150'
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- >>> dt = parser.parse("2011-01-01 10:00:00 +12:00")
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- >>> tgis.datetime_to_grass_datetime_string(dt)
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- '01 jan 2011 10:00:00 +0720'
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- >>> dt = parser.parse("2011-01-01 10:00:00 -01:30")
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- >>> tgis.datetime_to_grass_datetime_string(dt)
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- '01 jan 2011 10:00:00 -0090'
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+ >>> import grass.temporal as tgis
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+ >>> import dateutil.parser as parser
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+ >>> dt = parser.parse("2011-01-01 10:00:00 +01:30")
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+ >>> tgis.datetime_to_grass_datetime_string(dt)
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+ '01 jan 2011 10:00:00 +0090'
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+ >>> dt = parser.parse("2011-01-01 10:00:00 +02:30")
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+ >>> tgis.datetime_to_grass_datetime_string(dt)
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+ '01 jan 2011 10:00:00 +0150'
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+ >>> dt = parser.parse("2011-01-01 10:00:00 +12:00")
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+ >>> tgis.datetime_to_grass_datetime_string(dt)
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+ '01 jan 2011 10:00:00 +0720'
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+ >>> dt = parser.parse("2011-01-01 10:00:00 -01:30")
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+ >>> tgis.datetime_to_grass_datetime_string(dt)
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+ '01 jan 2011 10:00:00 -0090'
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- @endcode
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"""
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# GRASS datetime month names
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month_names = ["", "jan", "feb", "mar", "apr", "may", "jun",
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@@ -843,14 +837,14 @@ suffix_units = {"years" : "%Y",
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def create_suffix_from_datetime(start_time, granularity):
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- """!Create a datetime string based on a datetime object and a provided
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+ """Create a datetime string based on a datetime object and a provided
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granularity that can be used as suffix for map names.
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dateteime=2001-01-01 00:00:00, granularity="1 month" returns "2001_01"
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- @param start_time The datetime object
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- @param granularity The granularity for example "1 month" or "100 seconds"
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- @return A string
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+ :param start_time: The datetime object
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+ :param granularity: The granularity for example "1 month" or "100 seconds"
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+ :return: A string
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"""
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global suffix_units
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return start_time.strftime(suffix_units[granularity.split(' ')[1]])
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