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asyncio doc: group transport method by classes
Declare classes because they are mentionned in documentation of other functions
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1 changed files with 113 additions and 94 deletions
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@ -633,10 +633,15 @@ then call the transport's methods for various purposes.
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subprocess pipes. The methods available on a transport depend on
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subprocess pipes. The methods available on a transport depend on
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the transport's kind.
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the transport's kind.
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Methods common to all transports
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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.. method:: BaseTransport.close(self)
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Methods common to all transports: BaseTransport
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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.. class:: BaseTransport
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Base class for transports.
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.. method:: close(self)
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Close the transport. If the transport has a buffer for outgoing
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Close the transport. If the transport has a buffer for outgoing
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data, buffered data will be flushed asynchronously. No more data
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data, buffered data will be flushed asynchronously. No more data
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@ -645,7 +650,7 @@ Methods common to all transports
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:const:`None` as its argument.
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:const:`None` as its argument.
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.. method:: BaseTransport.get_extra_info(name, default=None)
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.. method:: get_extra_info(name, default=None)
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Return optional transport information. *name* is a string representing
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Return optional transport information. *name* is a string representing
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the piece of transport-specific information to get, *default* is the
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the piece of transport-specific information to get, *default* is the
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@ -654,37 +659,47 @@ Methods common to all transports
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This method allows transport implementations to easily expose
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This method allows transport implementations to easily expose
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channel-specific information.
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channel-specific information.
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Methods of readable streaming transports
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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.. method:: ReadTransport.pause_reading()
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Methods of readable streaming transports: ReadTransport
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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.. class:: ReadTransport
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Interface for read-only transports.
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.. method:: pause_reading()
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Pause the receiving end of the transport. No data will be passed to
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Pause the receiving end of the transport. No data will be passed to
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the protocol's :meth:`data_received` method until meth:`resume_reading`
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the protocol's :meth:`data_received` method until meth:`resume_reading`
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is called.
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is called.
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.. method:: ReadTransport.resume_reading()
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.. method:: resume_reading()
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Resume the receiving end. The protocol's :meth:`data_received` method
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Resume the receiving end. The protocol's :meth:`data_received` method
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will be called once again if some data is available for reading.
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will be called once again if some data is available for reading.
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Methods of writable streaming transports
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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.. method:: WriteTransport.write(data)
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Methods of writable streaming transports: WriteTransport
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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.. class:: WriteTransport
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Interface for write-only transports.
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.. method:: write(data)
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Write some *data* bytes to the transport.
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Write some *data* bytes to the transport.
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This method does not block; it buffers the data and arranges for it
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This method does not block; it buffers the data and arranges for it
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to be sent out asynchronously.
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to be sent out asynchronously.
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.. method:: WriteTransport.writelines(list_of_data)
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.. method:: writelines(list_of_data)
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Write a list (or any iterable) of data bytes to the transport.
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Write a list (or any iterable) of data bytes to the transport.
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This is functionally equivalent to calling :meth:`write` on each
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This is functionally equivalent to calling :meth:`write` on each
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element yielded by the iterable, but may be implemented more efficiently.
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element yielded by the iterable, but may be implemented more efficiently.
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.. method:: WriteTransport.write_eof()
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.. method:: write_eof()
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Close the write end of the transport after flushing buffered data.
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Close the write end of the transport after flushing buffered data.
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Data may still be received.
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Data may still be received.
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@ -692,19 +707,19 @@ Methods of writable streaming transports
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This method can raise :exc:`NotImplementedError` if the transport
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This method can raise :exc:`NotImplementedError` if the transport
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(e.g. SSL) doesn't support half-closes.
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(e.g. SSL) doesn't support half-closes.
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.. method:: WriteTransport.can_write_eof()
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.. method:: can_write_eof()
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Return :const:`True` if the transport supports :meth:`write_eof`,
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Return :const:`True` if the transport supports :meth:`write_eof`,
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:const:`False` if not.
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:const:`False` if not.
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.. method:: WriteTransport.abort()
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.. method:: abort()
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Close the transport immediately, without waiting for pending operations
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Close the transport immediately, without waiting for pending operations
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to complete. Buffered data will be lost. No more data will be received.
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to complete. Buffered data will be lost. No more data will be received.
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The protocol's :meth:`connection_lost` method will eventually be
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The protocol's :meth:`connection_lost` method will eventually be
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called with :const:`None` as its argument.
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called with :const:`None` as its argument.
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.. method:: WriteTransport.set_write_buffer_limits(high=None, low=None)
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.. method:: set_write_buffer_limits(high=None, low=None)
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Set the *high*- and *low*-water limits for write flow control.
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Set the *high*- and *low*-water limits for write flow control.
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@ -724,10 +739,11 @@ Methods of writable streaming transports
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reduces opportunities for doing I/O and computation
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reduces opportunities for doing I/O and computation
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concurrently.
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concurrently.
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.. method:: WriteTransport.get_write_buffer_size()
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.. method:: get_write_buffer_size()
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Return the current size of the output buffer used by the transport.
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Return the current size of the output buffer used by the transport.
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Methods of datagram transports
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Methods of datagram transports
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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@ -747,20 +763,23 @@ Methods of datagram transports
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The protocol's :meth:`connection_lost` method will eventually be
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The protocol's :meth:`connection_lost` method will eventually be
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called with :const:`None` as its argument.
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called with :const:`None` as its argument.
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Methods of subprocess transports
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Methods of subprocess transports
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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.. method:: BaseSubprocessTransport.get_pid()
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.. class:: BaseSubprocessTransport
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.. method:: get_pid()
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Return the subprocess process id as an integer.
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Return the subprocess process id as an integer.
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.. method:: BaseSubprocessTransport.get_returncode()
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.. method:: get_returncode()
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Return the subprocess returncode as an integer or :const:`None`
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Return the subprocess returncode as an integer or :const:`None`
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if it hasn't returned, similarly to the
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if it hasn't returned, similarly to the
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:attr:`subprocess.Popen.returncode` attribute.
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:attr:`subprocess.Popen.returncode` attribute.
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.. method:: BaseSubprocessTransport.get_pipe_transport(fd)
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.. method:: get_pipe_transport(fd)
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Return the transport for the communication pipe correspondong to the
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Return the transport for the communication pipe correspondong to the
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integer file descriptor *fd*. The return value can be a readable or
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integer file descriptor *fd*. The return value can be a readable or
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@ -768,12 +787,12 @@ Methods of subprocess transports
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correspond to a pipe belonging to this transport, :const:`None` is
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correspond to a pipe belonging to this transport, :const:`None` is
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returned.
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returned.
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.. method:: BaseSubprocessTransport.send_signal(signal)
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.. method:: send_signal(signal)
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Send the *signal* number to the subprocess, as in
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Send the *signal* number to the subprocess, as in
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:meth:`subprocess.Popen.send_signal`.
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:meth:`subprocess.Popen.send_signal`.
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.. method:: BaseSubprocessTransport.terminate()
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.. method:: terminate()
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Ask the subprocess to stop, as in :meth:`subprocess.Popen.terminate`.
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Ask the subprocess to stop, as in :meth:`subprocess.Popen.terminate`.
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This method is an alias for the :meth:`close` method.
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This method is an alias for the :meth:`close` method.
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@ -782,7 +801,7 @@ Methods of subprocess transports
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On Windows, the Windows API function TerminateProcess() is called to
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On Windows, the Windows API function TerminateProcess() is called to
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stop the subprocess.
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stop the subprocess.
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.. method:: BaseSubprocessTransport.kill(self)
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.. method:: kill(self)
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Kill the subprocess, as in :meth:`subprocess.Popen.kill`
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Kill the subprocess, as in :meth:`subprocess.Popen.kill`
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@ -843,12 +862,12 @@ Task functions
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Return ``True`` if *obj* is a coroutine object.
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Return ``True`` if *obj* is a coroutine object.
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.. function:: sleep(delay, result=None, *, loop=None)
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.. function:: sleep(delay, result=None, \*, loop=None)
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Create a :ref:`coroutine <coroutine>` that completes after a given time
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Create a :ref:`coroutine <coroutine>` that completes after a given time
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(in seconds).
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(in seconds).
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.. function:: shield(arg, *, loop=None)
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.. function:: shield(arg, \*, loop=None)
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Wait for a future, shielding it from cancellation.
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Wait for a future, shielding it from cancellation.
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@ -879,7 +898,7 @@ Task functions
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Task
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Task
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----
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----
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.. class:: Task(coro, *, loop=None)
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.. class:: Task(coro, \*, loop=None)
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A coroutine wrapped in a :class:`~concurrent.futures.Future`.
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A coroutine wrapped in a :class:`~concurrent.futures.Future`.
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@ -893,7 +912,7 @@ Task
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Cancel the task.
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Cancel the task.
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.. method:: get_stack(self, *, limit=None)
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.. method:: get_stack(self, \*, limit=None)
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Return the list of stack frames for this task's coroutine.
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Return the list of stack frames for this task's coroutine.
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@ -913,7 +932,7 @@ Task
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For reasons beyond our control, only one stack frame is returned for a
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For reasons beyond our control, only one stack frame is returned for a
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suspended coroutine.
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suspended coroutine.
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.. method:: print_stack(*, limit=None, file=None)
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.. method:: print_stack(\*, limit=None, file=None)
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Print the stack or traceback for this task's coroutine.
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Print the stack or traceback for this task's coroutine.
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