Removed many HAS_GEOS conditional imports

django/contrib/gis/db/models/__init__.py

@@ -1,15 +1,5 @@
-from django.core.exceptions import ImproperlyConfigured
-
 # Want to get everything from the 'normal' models package.
 from django.db.models import *  # NOQA
-from django.utils.version import get_docs_version
-
-from django.contrib.gis.geos import HAS_GEOS
-
-if not HAS_GEOS:
-    raise ImproperlyConfigured(
-        "GEOS is required and has not been detected. Are you sure it is installed? "
-        "See also https://docs.djangoproject.com/en/%s/ref/contrib/gis/install/geolibs/" % get_docs_version())
 
 # Geographic aggregate functions
 from django.contrib.gis.db.models.aggregates import *  # NOQA

django/contrib/gis/geos/__init__.py

@@ -3,29 +3,18 @@ The GeoDjango GEOS module.  Please consult the GeoDjango documentation
 for more details:
   http://geodjango.org/docs/geos.html
 """
-__all__ = ['HAS_GEOS']
+from .collections import GeometryCollection, MultiPoint, MultiLineString, MultiPolygon  # NOQA
+from .error import GEOSException, GEOSIndexError  # NOQA
+from .factory import fromfile, fromstr  # NOQA
+from .geometry import GEOSGeometry, wkt_regex, hex_regex  # NOQA
+from .io import WKTReader, WKTWriter, WKBReader, WKBWriter  # NOQA
+from .libgeos import geos_version, geos_version_info  # NOQA
+from .linestring import LineString, LinearRing  # NOQA
+from .point import Point  # NOQA
+from .polygon import Polygon  # NOQA
 
 try:
-    from .libgeos import geos_version, geos_version_info  # NOQA: flake8 detects only the last __all__
+    geos_version_info()
     HAS_GEOS = True
-    __all__ += ['geos_version', 'geos_version_info']
 except ImportError:
     HAS_GEOS = False
-
-if HAS_GEOS:
-    from .geometry import GEOSGeometry, wkt_regex, hex_regex
-    from .point import Point
-    from .linestring import LineString, LinearRing
-    from .polygon import Polygon
-    from .collections import GeometryCollection, MultiPoint, MultiLineString, MultiPolygon
-    from .error import GEOSException, GEOSIndexError
-    from .io import WKTReader, WKTWriter, WKBReader, WKBWriter
-    from .factory import fromfile, fromstr
-
-    __all__ += [
-        'GEOSGeometry', 'wkt_regex', 'hex_regex', 'Point', 'LineString',
-        'LinearRing', 'Polygon', 'GeometryCollection', 'MultiPoint',
-        'MultiLineString', 'MultiPolygon', 'GEOSException', 'GEOSIndexError',
-        'WKTReader', 'WKTWriter', 'WKBReader', 'WKBWriter', 'fromfile',
-        'fromstr',
-    ]

django/contrib/gis/geos/base.py

@@ -2,16 +2,6 @@ from ctypes import c_void_p
 
 from django.contrib.gis.geos.error import GEOSException
 
-# Trying to import GDAL libraries, if available.  Have to place in
-# try/except since this package may be used outside GeoDjango.
-try:
-    from django.contrib.gis import gdal
-except ImportError:
-    # A 'dummy' gdal module.
-    class GDALInfo(object):
-        HAS_GDAL = False
-    gdal = GDALInfo()
-
 
 class GEOSBase(object):
     """

django/contrib/gis/geos/geometry.py

@@ -6,10 +6,10 @@ from __future__ import unicode_literals
 
 from ctypes import addressof, byref, c_double
 
-from django.contrib.gis.gdal.error import SRSException
+from django.contrib.gis import gdal
 from django.contrib.gis.geometry.regex import hex_regex, json_regex, wkt_regex
 from django.contrib.gis.geos import prototypes as capi
-from django.contrib.gis.geos.base import GEOSBase, gdal
+from django.contrib.gis.geos.base import GEOSBase
 from django.contrib.gis.geos.coordseq import GEOSCoordSeq
 from django.contrib.gis.geos.error import GEOSException, GEOSIndexError
 from django.contrib.gis.geos.libgeos import GEOM_PTR
@@ -449,7 +449,7 @@ class GEOSGeometry(GEOSBase, ListMixin):
         if self.srid:
             try:
                 return gdal.OGRGeometry(self.wkb, self.srid)
-            except SRSException:
+            except gdal.SRSException:
                 pass
         return gdal.OGRGeometry(self.wkb)
 
@@ -461,7 +461,7 @@ class GEOSGeometry(GEOSBase, ListMixin):
         if self.srid:
             try:
                 return gdal.SpatialReference(self.srid)
-            except SRSException:
+            except gdal.SRSException:
                 pass
         return None