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import py
import __builtin__ as cpy_builtin
def invoke(assertion=False, compile=False):
""" invoke magic, currently you can specify:
assertion patches the builtin AssertionError to try to give
more meaningful AssertionErrors, which by means
of deploying a mini-interpreter constructs
a useful error message.
"""
if assertion:
from py.__.magic import assertion
assertion.invoke()
if compile:
py.magic.patch(cpy_builtin, 'compile', py.code.compile )
def revoke(assertion=False, compile=False):
""" revoke previously invoked magic (see invoke())."""
if assertion:
from py.__.magic import assertion
assertion.revoke()
if compile:
py.magic.revert(cpy_builtin, 'compile')
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