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def start_python_console(namespace=None, noipython=False):
"""Start Python console binded to the given namespace. If IPython is
available, an IPython console will be started instead, unless `noipython`
is True. Also, tab completion will be used on Unix systems.
"""
if namespace is None:
namespace = {}
try:
try: # use IPython if available
if noipython:
raise ImportError
import IPython
try:
IPython.embed(user_ns=namespace)
except AttributeError:
shell = IPython.Shell.IPShellEmbed(argv=[], user_ns=namespace)
shell()
except ImportError:
import code
try: # readline module is only available on unix systems
import readline
except ImportError:
pass
else:
import rlcompleter
readline.parse_and_bind("tab:complete")
code.interact(banner='', local=namespace)
except SystemExit: # raised when using exit() in python code.interact
pass
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