Fixed #21716 -- Only passed arguments supported by ogrinspect

Thanks Marco Badan for the report.

django/contrib/gis/management/commands/ogrinspect.py

@@ -1,4 +1,6 @@
+import inspect
 from optparse import make_option
+
 from django.contrib.gis import gdal
 from django.core.management.base import LabelCommand, CommandError
 
@@ -83,27 +85,21 @@ class Command(LabelCommand):
         if not gdal.HAS_GDAL:
             raise CommandError('GDAL is required to inspect geospatial data sources.')
 
-        # Removing options with `None` values.
-        options = dict((k, v) for k, v in options.items() if not v is None)
-
         # Getting the OGR DataSource from the string parameter.
         try:
             ds = gdal.DataSource(data_source)
         except gdal.OGRException as msg:
             raise CommandError(msg)
 
-        # Whether the user wants to generate the LayerMapping dictionary as well.
-        show_mapping = options.pop('mapping', False)
-
-        # Getting rid of settings that `_ogrinspect` doesn't like.
-        options.pop('verbosity', False)
-        options.pop('settings', False)
-
         # Returning the output of ogrinspect with the given arguments
         # and options.
         from django.contrib.gis.utils.ogrinspect import _ogrinspect, mapping
-        output = [s for s in _ogrinspect(ds, model_name, **options)]
+        # Filter options to params accepted by `_ogrinspect`
-        if show_mapping:
+        ogr_options = dict((k, v) for k, v in options.items()
+                           if k in inspect.getargspec(_ogrinspect).args and v is not None)
+        output = [s for s in _ogrinspect(ds, model_name, **ogr_options)]
+
+        if options['mapping']:
             # Constructing the keyword arguments for `mapping`, and
             # calling it on the data source.
             kwargs = {'geom_name': options['geom_name'],

django/contrib/gis/tests/inspectapp/tests.py

@@ -115,6 +115,13 @@ class OGRInspectTest(TestCase):
             '    objects = models.GeoManager()'
         ))
 
+    def test_management_command(self):
+        shp_file = os.path.join(TEST_DATA, 'cities', 'cities.shp')
+        out = StringIO()
+        call_command('ogrinspect', shp_file, 'City', stdout=out)
+        output = out.getvalue()
+        self.assertIn('class City(models.Model):', output)
+
 
 def get_ogr_db_string():
     """