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)