Python threading._dangling() Examples

The following are code examples for showing how to use threading._dangling(). They are from open source Python projects. You can vote up the examples you like or vote down the ones you don't like.

Example 1
Project: NiujiaoDebugger   Author: MrSrc   File: _test_multiprocessing.py    GNU General Public License v3.0 6 votes vote down vote up
def tearDownClass(cls):
        # bpo-26762: Some multiprocessing objects like Pool create reference
        # cycles. Trigger a garbage collection to break these cycles.
        test.support.gc_collect()

        processes = set(multiprocessing.process._dangling) - set(cls.dangling[0])
        if processes:
            test.support.environment_altered = True
            print('Warning -- Dangling processes: %s' % processes,
                  file=sys.stderr)
        processes = None

        threads = set(threading._dangling) - set(cls.dangling[1])
        if threads:
            test.support.environment_altered = True
            print('Warning -- Dangling threads: %s' % threads,
                  file=sys.stderr)
        threads = None 
Example 2
Project: cells   Author: AlesTsurko   File: _test_multiprocessing.py    MIT License 6 votes vote down vote up
def tearDownClass(cls):
        # bpo-26762: Some multiprocessing objects like Pool create reference
        # cycles. Trigger a garbage collection to break these cycles.
        test.support.gc_collect()

        processes = set(multiprocessing.process._dangling) - set(cls.dangling[0])
        if processes:
            test.support.environment_altered = True
            print('Warning -- Dangling processes: %s' % processes,
                  file=sys.stderr)
        processes = None

        threads = set(threading._dangling) - set(cls.dangling[1])
        if threads:
            test.support.environment_altered = True
            print('Warning -- Dangling threads: %s' % threads,
                  file=sys.stderr)
        threads = None 
Example 3
Project: jawfish   Author: war-and-code   File: support.py    MIT License 5 votes vote down vote up
def threading_setup():
    if _thread:
        return _thread._count(), threading._dangling.copy()
    else:
        return 1, () 
Example 4
Project: jawfish   Author: war-and-code   File: support.py    MIT License 5 votes vote down vote up
def threading_cleanup(*original_values):
    if not _thread:
        return
    _MAX_COUNT = 10
    for count in range(_MAX_COUNT):
        values = _thread._count(), threading._dangling
        if values == original_values:
            break
        time.sleep(0.1)
        gc_collect()
    # XXX print a warning in case of failure? 
Example 5
Project: Repobot   Author: Desgard   File: support.py    MIT License 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 6
Project: NiujiaoDebugger   Author: MrSrc   File: __init__.py    GNU General Public License v3.0 5 votes vote down vote up
def threading_setup():
    return _thread._count(), threading._dangling.copy() 
Example 7
Project: NiujiaoDebugger   Author: MrSrc   File: __init__.py    GNU General Public License v3.0 5 votes vote down vote up
def threading_cleanup(*original_values):
    global environment_altered

    _MAX_COUNT = 100

    for count in range(_MAX_COUNT):
        values = _thread._count(), threading._dangling
        if values == original_values:
            break

        if not count:
            # Display a warning at the first iteration
            environment_altered = True
            dangling_threads = values[1]
            print("Warning -- threading_cleanup() failed to cleanup "
                  "%s threads (count: %s, dangling: %s)"
                  % (values[0] - original_values[0],
                     values[0], len(dangling_threads)),
                  file=sys.stderr)
            for thread in dangling_threads:
                print(f"Dangling thread: {thread!r}", file=sys.stderr)
            sys.stderr.flush()

            # Don't hold references to threads
            dangling_threads = None
        values = None

        time.sleep(0.01)
        gc_collect() 
Example 8
Project: NiujiaoDebugger   Author: MrSrc   File: _test_multiprocessing.py    GNU General Public License v3.0 5 votes vote down vote up
def setUpClass(cls):
        cls.dangling = (multiprocessing.process._dangling.copy(),
                        threading._dangling.copy()) 
Example 9
Project: ble5-nrf52-mac   Author: tomasero   File: support.py    MIT License 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 10
Project: 2015cdb_g4   Author: 40223208   File: support.py    GNU General Public License v3.0 5 votes vote down vote up
def threading_setup():
    if _thread:
        return _thread._count(), threading._dangling.copy()
    else:
        return 1, () 
Example 11
Project: 2015cdb_g4   Author: 40223208   File: support.py    GNU General Public License v3.0 5 votes vote down vote up
def threading_cleanup(*original_values):
    if not _thread:
        return
    _MAX_COUNT = 10
    for count in range(_MAX_COUNT):
        values = _thread._count(), threading._dangling
        if values == original_values:
            break
        time.sleep(0.1)
        gc_collect()
    # XXX print a warning in case of failure? 
Example 12
Project: cqp-sdk-for-py37-native   Author: crud-boy   File: __init__.py    GNU General Public License v2.0 5 votes vote down vote up
def threading_setup():
    return _thread._count(), threading._dangling.copy() 
Example 13
Project: cqp-sdk-for-py37-native   Author: crud-boy   File: __init__.py    GNU General Public License v2.0 5 votes vote down vote up
def threading_cleanup(*original_values):
    global environment_altered

    _MAX_COUNT = 100

    for count in range(_MAX_COUNT):
        values = _thread._count(), threading._dangling
        if values == original_values:
            break

        if not count:
            # Display a warning at the first iteration
            environment_altered = True
            dangling_threads = values[1]
            print("Warning -- threading_cleanup() failed to cleanup "
                  "%s threads (count: %s, dangling: %s)"
                  % (values[0] - original_values[0],
                     values[0], len(dangling_threads)),
                  file=sys.stderr)
            for thread in dangling_threads:
                print(f"Dangling thread: {thread!r}", file=sys.stderr)
            sys.stderr.flush()

            # Don't hold references to threads
            dangling_threads = None
        values = None

        time.sleep(0.01)
        gc_collect() 
Example 14
Project: FightstickDisplay   Author: calexil   File: support.py    GNU General Public License v3.0 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 15
Project: hackathon   Author: vertica   File: support.py    Apache License 2.0 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 16
Project: 2015wcm   Author: coursemdetw   File: support.py    GNU Affero General Public License v3.0 5 votes vote down vote up
def threading_setup():
    if _thread:
        return _thread._count(), threading._dangling.copy()
    else:
        return 1, () 
Example 17
Project: 2015wcm   Author: coursemdetw   File: support.py    GNU Affero General Public License v3.0 5 votes vote down vote up
def threading_cleanup(*original_values):
    if not _thread:
        return
    _MAX_COUNT = 10
    for count in range(_MAX_COUNT):
        values = _thread._count(), threading._dangling
        if values == original_values:
            break
        time.sleep(0.1)
        gc_collect()
    # XXX print a warning in case of failure? 
Example 18
Project: TFTHelper   Author: AliMZaini   File: support.py    MIT License 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 19
Project: kgsgo-dataset-preprocessor   Author: hughperkins   File: support.py    Mozilla Public License 2.0 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 20
Project: packaging   Author: blockstack   File: support.py    GNU General Public License v3.0 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 21
Project: geofire-python   Author: ininex   File: support.py    MIT License 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 22
Project: PoliNetworkBotPython   Author: PoliNetwork   File: support.py    MIT License 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 23
Project: islam-buddy   Author: hamir   File: support.py    MIT License 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 24
Project: pype   Author: pypeclub   File: support.py    MIT License 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 25
Project: addon   Author: alfa-addon   File: support.py    GNU General Public License v3.0 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 26
Project: Pizza-or-Not-a-Pizza   Author: mraza007   File: support.py    MIT License 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 27
Project: arkScript   Author: akbchris   File: support.py    MIT License 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 28
Project: Project-New-Reign---Nemesis-Main   Author: ShikyoKira   File: __init__.py    GNU General Public License v3.0 5 votes vote down vote up
def threading_setup():
    if _thread:
        return _thread._count(), threading._dangling.copy()
    else:
        return 1, () 
Example 29
Project: Project-New-Reign---Nemesis-Main   Author: ShikyoKira   File: __init__.py    GNU General Public License v3.0 5 votes vote down vote up
def threading_cleanup(*original_values):
    if not _thread:
        return
    _MAX_COUNT = 100
    for count in range(_MAX_COUNT):
        values = _thread._count(), threading._dangling
        if values == original_values:
            break
        time.sleep(0.01)
        gc_collect()
    # XXX print a warning in case of failure? 
Example 30
Project: cells   Author: AlesTsurko   File: __init__.py    MIT License 5 votes vote down vote up
def threading_setup():
    return _thread._count(), threading._dangling.copy() 
Example 31
Project: cells   Author: AlesTsurko   File: __init__.py    MIT License 5 votes vote down vote up
def threading_cleanup(*original_values):
    global environment_altered

    _MAX_COUNT = 100

    for count in range(_MAX_COUNT):
        values = _thread._count(), threading._dangling
        if values == original_values:
            break

        if not count:
            # Display a warning at the first iteration
            environment_altered = True
            dangling_threads = values[1]
            print("Warning -- threading_cleanup() failed to cleanup "
                  "%s threads (count: %s, dangling: %s)"
                  % (values[0] - original_values[0],
                     values[0], len(dangling_threads)),
                  file=sys.stderr)
            for thread in dangling_threads:
                print(f"Dangling thread: {thread!r}", file=sys.stderr)
            sys.stderr.flush()

            # Don't hold references to threads
            dangling_threads = None
        values = None

        time.sleep(0.01)
        gc_collect() 
Example 32
Project: cells   Author: AlesTsurko   File: _test_multiprocessing.py    MIT License 5 votes vote down vote up
def setUpClass(cls):
        cls.dangling = (multiprocessing.process._dangling.copy(),
                        threading._dangling.copy()) 
Example 33
Project: laboratoria   Author: almeidaw   File: support.py    Apache License 2.0 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run. 
Example 34
Project: laboratoria   Author: almeidaw   File: support.py    Apache License 2.0 5 votes vote down vote up
def modules_cleanup(oldmodules):
    # Encoders/decoders are registered permanently within the internal
    # codec cache. If we destroy the corresponding modules their
    # globals will be set to None which will trip up the cached functions.
    encodings = [(k, v) for k, v in sys.modules.items()
                 if k.startswith('encodings.')]
    # Was:
    # sys.modules.clear()
    # Py2-compatible:
    for i in range(len(sys.modules)):
        sys.modules.pop()

    sys.modules.update(encodings)
    # XXX: This kind of problem can affect more than just encodings. In particular
    # extension modules (such as _ssl) don't cope with reloading properly.
    # Really, test modules should be cleaning out the test specific modules they
    # know they added (ala test_runpy) rather than relying on this function (as
    # test_importhooks and test_pkg do currently).
    # Implicitly imported *real* modules should be left alone (see issue 10556).
    sys.modules.update(oldmodules)

#=======================================================================
# Backported versions of threading_setup() and threading_cleanup() which don't refer
# to threading._dangling (not available on Py2.7).

# Threading support to prevent reporting refleaks when running regrtest.py -R

# NOTE: we use thread._count() rather than threading.enumerate() (or the
# moral equivalent thereof) because a threading.Thread object is still alive
# until its __bootstrap() method has returned, even after it has been
# unregistered from the threading module.
# thread._count(), on the other hand, only gets decremented *after* the
# __bootstrap() method has returned, which gives us reliable reference counts
# at the end of a test run.