Initial Contributionv1.0

1 files changed, 59 insertions, 0 deletions

diff --git a/webapp/django/core/management/commands/shell.py b/webapp/django/core/management/commands/shell.py
new file mode 100644
index 0000000000..96169020e5
--- /dev/null
+++ b/webapp/django/core/management/commands/shell.py
@@ -0,0 +1,59 @@
+import os
+from django.core.management.base import NoArgsCommand
+from optparse import make_option
+
+class Command(NoArgsCommand):
+    option_list = NoArgsCommand.option_list + (
+        make_option('--plain', action='store_true', dest='plain',
+            help='Tells Django to use plain Python, not IPython.'),
+    )
+    help = "Runs a Python interactive interpreter. Tries to use IPython, if it's available."
+
+    requires_model_validation = False
+
+    def handle_noargs(self, **options):
+        # XXX: (Temporary) workaround for ticket #1796: force early loading of all
+        # models from installed apps.
+        from django.db.models.loading import get_models
+        loaded_models = get_models()
+
+        use_plain = options.get('plain', False)
+
+        try:
+            if use_plain:
+                # Don't bother loading IPython, because the user wants plain Python.
+                raise ImportError
+            import IPython
+            # Explicitly pass an empty list as arguments, because otherwise IPython
+            # would use sys.argv from this script.
+            shell = IPython.Shell.IPShell(argv=[])
+            shell.mainloop()
+        except ImportError:
+            import code
+            # Set up a dictionary to serve as the environment for the shell, so
+            # that tab completion works on objects that are imported at runtime.
+            # See ticket 5082.
+            imported_objects = {}
+            try: # Try activating rlcompleter, because it's handy.
+                import readline
+            except ImportError:
+                pass
+            else:
+                # We don't have to wrap the following import in a 'try', because
+                # we already know 'readline' was imported successfully.
+                import rlcompleter
+                readline.set_completer(rlcompleter.Completer(imported_objects).complete)
+                readline.parse_and_bind("tab:complete")
+
+            # We want to honor both $PYTHONSTARTUP and .pythonrc.py, so follow system
+            # conventions and get $PYTHONSTARTUP first then import user.
+            if not use_plain: 
+                pythonrc = os.environ.get("PYTHONSTARTUP") 
+                if pythonrc and os.path.isfile(pythonrc): 
+                    try: 
+                        execfile(pythonrc) 
+                    except NameError: 
+                        pass
+                # This will import .pythonrc.py as a side-effect
+                import user
+            code.interact(local=imported_objects)