          >>> wgs84 = SpatialReference('EPSG:4326') # EPSG string
          >>> proj = '+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs '
          >>> wgs84 = SpatialReference(proj) # PROJ string
          >>> wgs84 = SpatialReference("""GEOGCS["WGS 84",
          DATUM["WGS_1984",
               SPHEROID["WGS 84",6378137,298.257223563,
                   AUTHORITY["EPSG","7030"]],
               AUTHORITY["EPSG","6326"]],
           PRIMEM["Greenwich",0,
               AUTHORITY["EPSG","8901"]],
           UNIT["degree",0.01745329251994328,
               AUTHORITY["EPSG","9122"]],
           AUTHORITY["EPSG","4326"]]""") # OGC WKT
  
      .. method:: __getitem__(target)
  
      Returns the value of the given string attribute node, ``None`` if the node
      doesn't exist. Can also take a tuple as a parameter, (target, child), where
 
</s> remove         >>> wkt = 'GEOGCS["WGS 84", DATUM["WGS_1984, ... AUTHORITY["EPSG","4326"]]')
 </s> add         >>> wkt = 'GEOGCS["WGS 84", DATUM["WGS_1984, ... AUTHORITY["EPSG","4326"]]' </s> remove settings and can retrieve the format string for a given setting name::
 </s> add settings and can retrieve the format string for a given setting name:

.. code-block:: javascript </s> remove :class:`~django.contrib.auth.models.User` object is a string in this format::
 </s> add :class:`~django.contrib.auth.models.User` object is a string in this format:

.. code-block:: text </s> remove     >>> mapping = {'name' : 'str', # The 'name' model field maps to the 'str' layer field.
                   'poly' : 'POLYGON', # For geometry fields use OGC name.
                   } # The mapping is a dictionary
 </s> add     >>> mapping = {
    ...     'name': 'str', # The 'name' model field maps to the 'str' layer field.
    ...     'poly': 'POLYGON', # For geometry fields use OGC name.
    ... } # The mapping is a dictionary </s> remove .. code-block:: pycon
 </s> add .. code-block:: text
        ... DATUM["WGS_1984",
        ...      SPHEROID["WGS 84",6378137,298.257223563,
        ...          AUTHORITY["EPSG","7030"]],
        ...      AUTHORITY["EPSG","6326"]],
        ... PRIMEM["Greenwich",0,
        ...      AUTHORITY["EPSG","8901"]],
        ... UNIT["degree",0.01745329251994328,
        ...      AUTHORITY["EPSG","9122"]],
        ... AUTHORITY["EPSG","4326"]]""") # OGC WKT
          >>> wgs84 = SpatialReference('EPSG:4326') # EPSG string
          >>> proj = '+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs '
          >>> wgs84 = SpatialReference(proj) # PROJ string
          >>> wgs84 = SpatialReference("""GEOGCS["WGS 84",
        ... DATUM["WGS_1984",
        ...      SPHEROID["WGS 84",6378137,298.257223563,
        ...          AUTHORITY["EPSG","7030"]],
        ...      AUTHORITY["EPSG","6326"]],
        ... PRIMEM["Greenwich",0,
        ...      AUTHORITY["EPSG","8901"]],
        ... UNIT["degree",0.01745329251994328,
        ...      AUTHORITY["EPSG","9122"]],
        ... AUTHORITY["EPSG","4326"]]""") # OGC WKT
        ... DATUM["WGS_1984",
        ...      SPHEROID["WGS 84",6378137,298.257223563,
        ...          AUTHORITY["EPSG","7030"]],
        ...      AUTHORITY["EPSG","6326"]],
        ... PRIMEM["Greenwich",0,
        ...      AUTHORITY["EPSG","8901"]],
        ... UNIT["degree",0.01745329251994328,
        ...      AUTHORITY["EPSG","9122"]],
        ... AUTHORITY["EPSG","4326"]]""") # OGC WKT
        ... DATUM["WGS_1984",
        ...      SPHEROID["WGS 84",6378137,298.257223563,
        ...          AUTHORITY["EPSG","7030"]],
        ...      AUTHORITY["EPSG","6326"]],
        ... PRIMEM["Greenwich",0,
        ...      AUTHORITY["EPSG","8901"]],
        ... UNIT["degree",0.01745329251994328,
        ...      AUTHORITY["EPSG","9122"]],
        ... AUTHORITY["EPSG","4326"]]""") # OGC WKT
        ... DATUM["WGS_1984",
        ...      SPHEROID["WGS 84",6378137,298.257223563,
        ...          AUTHORITY["EPSG","7030"]],
        ...      AUTHORITY["EPSG","6326"]],
        ... PRIMEM["Greenwich",0,
        ...      AUTHORITY["EPSG","8901"]],
        ... UNIT["degree",0.01745329251994328,
        ...      AUTHORITY["EPSG","9122"]],
        ... AUTHORITY["EPSG","4326"]]""") # OGC WKT
        ... DATUM["WGS_1984",
        ...      SPHEROID["WGS 84",6378137,298.257223563,
        ...          AUTHORITY["EPSG","7030"]],
        ...      AUTHORITY["EPSG","6326"]],
        ... PRIMEM["Greenwich",0,
        ...      AUTHORITY["EPSG","8901"]],
        ... UNIT["degree",0.01745329251994328,
        ...      AUTHORITY["EPSG","9122"]],
        ... AUTHORITY["EPSG","4326"]]""") # OGC WKT
        ... DATUM["WGS_1984",
        ...      SPHEROID["WGS 84",6378137,298.257223563,
        ...          AUTHORITY["EPSG","7030"]],
        ...      AUTHORITY["EPSG","6326"]],
        ... PRIMEM["Greenwich",0,
        ...      AUTHORITY["EPSG","8901"]],
        ... UNIT["degree",0.01745329251994328,
        ...      AUTHORITY["EPSG","9122"]],
        ... AUTHORITY["EPSG","4326"]]""") # OGC WKT
        ... DATUM["WGS_1984",
        ...      SPHEROID["WGS 84",6378137,298.257223563,
        ...          AUTHORITY["EPSG","7030"]],
        ...      AUTHORITY["EPSG","6326"]],
        ... PRIMEM["Greenwich",0,
        ...      AUTHORITY["EPSG","8901"]],
        ... UNIT["degree",0.01745329251994328,
        ...      AUTHORITY["EPSG","9122"]],
        ... AUTHORITY["EPSG","4326"]]""") # OGC WKT
        ... DATUM["WGS_1984",
        ...      SPHEROID["WGS 84",6378137,298.257223563,
        ...          AUTHORITY["EPSG","7030"]],
        ...      AUTHORITY["EPSG","6326"]],
        ... PRIMEM["Greenwich",0,
        ...      AUTHORITY["EPSG","8901"]],
        ... UNIT["degree",0.01745329251994328,
        ...      AUTHORITY["EPSG","9122"]],
        ... AUTHORITY["EPSG","4326"]]""") # OGC WKT
        ... DATUM["WGS_1984",
        ...      SPHEROID["WGS 84",6378137,298.257223563,
        ...          AUTHORITY["EPSG","7030"]],
        ...      AUTHORITY["EPSG","6326"]],
        ... PRIMEM["Greenwich",0,
        ...      AUTHORITY["EPSG","8901"]],
        ... UNIT["degree",0.01745329251994328,
        ...      AUTHORITY["EPSG","9122"]],
        ... AUTHORITY["EPSG","4326"]]""") # OGC WKT
  
      .. method:: __getitem__(target)
  
      Returns the value of the given string attribute node, ``None`` if the node
      doesn't exist. Can also take a tuple as a parameter, (target, child), where
keep keep keep keep replace replace replace replace replace replace replace replace replace keep keep keep keep keep
 Refs #34140 -- Corrected rst code-block and various formatting issues in docs. 
docs/ref/contrib/gis/gdal.txt