/*! \page pygrasslib PyGRASS Library

by GRASS Development Team (http://grass.osgeo.org)

\section pygrassIntro Introduction

PyGRASS improves integration between GRASS and Python (see also \ref
pythonlib), make the use of Python under GRASS more consistent with
the language itself and make the GRASS scripting and programming
activity easier and more natural to the final users.

\section pygrassPackages PyGRASS packages 

 - \subpage pygrassGis
 - \subpage pygrassRaster
 - \subpage pygrassVector
 - \subpage pygrassModule
 - \subpage pygrassFunctions
 - \subpage pygrassMessages
 - \subpage pygrassErrors

\subsection pygrassGis GIS Package

 - python::pygrass::gis

Basic elements of GRASS data-base:

  - python::pygrass::gis::Gisdbase
  - python::pygrass::gis::Location
  - python::pygrass::gis::Mapset
  - python::pygrass::gis::VisibleMapset

Computation region:

  - python::pygrass::gis::region::Region

Mapset handling:
     
  - python::pygrass::gis::set_current_mapset
  - python::pygrass::gis::make_mapset

\subsection pygrassRaster Raster Package

 - python::pygrass::raster

Reading/writing raster maps:

  - python::pygrass::raster::RasterRow
  - python::pygrass::raster::RasterRowIO
  - python::pygrass::raster::RasterSegment
  - python::pygrass::raster::RasterNumpy

Random raster data:
     
  - python::pygrass::raster::random_map_only_columns
  - python::pygrass::raster::random_map

Raster categories:

  - python::pygrass::raster::category::Category

Raster metadata:

  - python::pygrass::raster::history::History

\subsection pygrassVector Vector Package

 - python::pygrass::vector

List of high-level classes:

  - python::pygrass::vector::Vector
  - python::pygrass::vector::VectorTopo

Basic data structures and functions:

 - python::pygrass::vector::basic
  - python::pygrass::vector::basic::Bbox
  - python::pygrass::vector::basic::BoxList
  - python::pygrass::vector::basic::Cats
  - python::pygrass::vector::basic::CatsList

Search for features:

 - python::pygrass::vector::find
  - python::pygrass::vector::find::PointFinder
  - python::pygrass::vector::find::BboxFinder
  - python::pygrass::vector::find::PolygonFinder

Geometry and topology elements handling:

 - python::pygrass::vector::geometry
  - python::pygrass::vector::geometry::Attrs
  - python::pygrass::vector::geometry::Geo
  - python::pygrass::vector::geometry::Point
  - python::pygrass::vector::geometry::Line
  - python::pygrass::vector::geometry::Node
  - python::pygrass::vector::geometry::Boundary
  - python::pygrass::vector::geometry::Centroid
  - python::pygrass::vector::geometry::Isle
  - python::pygrass::vector::geometry::Isles
  - python::pygrass::vector::geometry::Area

\subsection pygrassModule Interface to GRASS modules

 - python::pygrass::modules

List of high-level classes:

 - python::pygrass::modules::interface::module::Module
 - python::pygrass::modules::interface::module::ParallelModuleQueue 

List of namespaces:

 - python::pygrass::modules::grid
 - python::pygrass::modules::interface
 - python::pygrass::modules::shortcuts

\subsection pygrassFunctions Functions Package

List of pyGRASS functions:

 - python::pygrass::functions

\subsection pygrassMessages Messages Package

Messages handling in PyGRASS:

 - python::pygrass::messages::FatalError
 - python::pygrass::messages::Messenger

\subsection pygrassErrors Errors Package

Defined errors classes:

 - python::pygrass::errors::ParameterError
 - python::pygrass::errors::FlagError
 - python::pygrass::errors::DBError
 - python::pygrass::errors::GrassError
 - python::pygrass::errors::OpenError

\section pygrassAuthors Authors

Pietro Zambelli (Google Summer of Code 2012)

*/