Function read_no_interrupt

IPython/utils/_process_common.py:32–45

Read from a pipe ignoring EINTR errors. This is necessary because when reading from pipes with GUI event loops running in the background, often interrupts are raised that stop the command from completing.

(stream: IO[bytes])

#-----------------------------------------------------------------------------

def read_no_interrupt(stream: IO[bytes]) -> bytes | None:
    """Read from a pipe ignoring EINTR errors.

    This is necessary because when reading from pipes with GUI event loops
    running in the background, often interrupts are raised that stop the
    command from completing."""
    import errno

    try:
        return stream.read()
    except IOError as err:
        if err.errno != errno.EINTR:
            raise
    return None


def process_handler(