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Issue #12645: Clarify and reformat the documentation of import_fresh_module

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Eli Bendersky 2013-08-11 15:38:08 -07:00
parent b212291b08
commit ba5517d4c0
2 changed files with 32 additions and 18 deletions
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14
Doc/library/test.rst
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@ -489,7 +489,7 @@ The :mod:`test.support` module defines the following functions:
*fresh* is an iterable of additional module names that are also removed
from the ``sys.modules`` cache before doing the import.
*blocked* is an iterable of module names that are replaced with :const:`0`
*blocked* is an iterable of module names that are replaced with ``None``
in the module cache during the import to ensure that attempts to import
them raise :exc:`ImportError`.
@ -500,15 +500,15 @@ The :mod:`test.support` module defines the following functions:
Module and package deprecation messages are suppressed during this import
if *deprecated* is ``True``.
This function will raise :exc:`unittest.SkipTest` if the named module
cannot be imported.
This function will raise :exc:`ImportError` if the named module cannot be
imported.
Example use::
# Get copies of the warnings module for testing without
# affecting the version being used by the rest of the test suite
# One copy uses the C implementation, the other is forced to use
# the pure Python fallback implementation
# Get copies of the warnings module for testing without affecting the
# version being used by the rest of the test suite. One copy uses the
# C implementation, the other is forced to use the pure Python fallback
# implementation
py_warnings = import_fresh_module('warnings', blocked=['_warnings'])
c_warnings = import_fresh_module('warnings', fresh=['_warnings'])