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Add a source parameter to warnings.warn()

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Issue #26604:

* Add a new optional source parameter to _warnings.warn() and warnings.warn()
* Modify asyncore, asyncio and _pyio modules to set the source parameter when
  logging a ResourceWarning warning
This commit is contained in:
Victor Stinner 2016-03-23 00:28:08 +01:00
parent 060f9bb602
commit e19558af1b
13 changed files with 34 additions and 19 deletions
Download patch file Download diff file Expand all files Collapse all files

3
Lib/asyncio/base_events.py
View file

@ -412,7 +412,8 @@ class BaseEventLoop(events.AbstractEventLoop):
if compat.PY34:
def __del__(self):
if not self.is_closed():
warnings.warn("unclosed event loop %r" % self, ResourceWarning)
warnings.warn("unclosed event loop %r" % self, ResourceWarning,
source=self)
if not self.is_running():
self.close()

3
Lib/asyncio/base_subprocess.py
View file

@ -122,7 +122,8 @@ class BaseSubprocessTransport(transports.SubprocessTransport):
if compat.PY34:
def __del__(self):
if not self._closed:
warnings.warn("unclosed transport %r" % self, ResourceWarning)
warnings.warn("unclosed transport %r" % self, ResourceWarning,
source=self)
self.close()
def get_pid(self):

3
Lib/asyncio/proactor_events.py
View file

@ -86,7 +86,8 @@ class _ProactorBasePipeTransport(transports._FlowControlMixin,
if compat.PY34:
def __del__(self):
if self._sock is not None:
warnings.warn("unclosed transport %r" % self, ResourceWarning)
warnings.warn("unclosed transport %r" % self, ResourceWarning,
source=self)
self.close()
def _fatal_error(self, exc, message='Fatal error on pipe transport'):

3
Lib/asyncio/selector_events.py
View file

@ -573,7 +573,8 @@ class _SelectorTransport(transports._FlowControlMixin,
if compat.PY34:
def __del__(self):
if self._sock is not None:
warnings.warn("unclosed transport %r" % self, ResourceWarning)
warnings.warn("unclosed transport %r" % self, ResourceWarning,
source=self)
self._sock.close()
def _fatal_error(self, exc, message='Fatal error on transport'):

3
Lib/asyncio/sslproto.py
View file

@ -324,7 +324,8 @@ class _SSLProtocolTransport(transports._FlowControlMixin,
if compat.PY34:
def __del__(self):
if not self._closed:
warnings.warn("unclosed transport %r" % self, ResourceWarning)
warnings.warn("unclosed transport %r" % self, ResourceWarning,
source=self)
self.close()
def pause_reading(self):

6
Lib/asyncio/unix_events.py
View file

@ -378,7 +378,8 @@ class _UnixReadPipeTransport(transports.ReadTransport):
if compat.PY34:
def __del__(self):
if self._pipe is not None:
warnings.warn("unclosed transport %r" % self, ResourceWarning)
warnings.warn("unclosed transport %r" % self, ResourceWarning,
source=self)
self._pipe.close()
def _fatal_error(self, exc, message='Fatal error on pipe transport'):
@ -567,7 +568,8 @@ class _UnixWritePipeTransport(transports._FlowControlMixin,
if compat.PY34:
def __del__(self):
if self._pipe is not None:
warnings.warn("unclosed transport %r" % self, ResourceWarning)
warnings.warn("unclosed transport %r" % self, ResourceWarning,
source=self)
self._pipe.close()
def abort(self):

3
Lib/asyncio/windows_utils.py
View file

@ -159,7 +159,8 @@ class PipeHandle:
def __del__(self):
if self._handle is not None:
warnings.warn("unclosed %r" % self, ResourceWarning)
warnings.warn("unclosed %r" % self, ResourceWarning,
source=self)
self.close()
def __enter__(self):