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Name	Size	Perms	Modified	Actions
[ .. / .. ]
__init__.py	1.08 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
__main__.py	3.26 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
__pycache__	-	drwxr-xr-x	2022-02-22 16:12:40	Del
base_events.py	71.73 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
base_futures.py	2.51 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
base_subprocess.py	8.64 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
base_tasks.py	2.41 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
constants.py	888 B	-rw-r--r--	2022-02-22 16:12:14	Edit Del
coroutines.py	8.59 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
events.py	26.59 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
exceptions.py	1.59 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
format_helpers.py	2.35 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
futures.py	13.69 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
locks.py	13.27 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
log.py	124 B	-rw-r--r--	2022-02-22 16:12:14	Edit Del
mixins.py	803 B	-rw-r--r--	2022-02-22 16:12:14	Edit Del
proactor_events.py	31.5 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
protocols.py	6.97 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
queues.py	7.82 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
runners.py	2.05 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
selector_events.py	38.58 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
sslproto.py	26.55 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
staggered.py	5.85 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
streams.py	25.17 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
subprocess.py	7.23 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
tasks.py	31.09 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
threads.py	790 B	-rw-r--r--	2022-02-22 16:12:14	Edit Del
transports.py	10.24 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
trsock.py	5.74 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
unix_events.py	50.39 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
windows_events.py	32.23 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del
windows_utils.py	4.94 KB	-rw-r--r--	2022-02-22 16:12:14	Edit Del

Editing: format_helpers.py (2.35 KB)

import functools
import inspect
import reprlib
import sys
import traceback

from . import constants


def _get_function_source(func):
    func = inspect.unwrap(func)
    if inspect.isfunction(func):
        code = func.__code__
        return (code.co_filename, code.co_firstlineno)
    if isinstance(func, functools.partial):
        return _get_function_source(func.func)
    if isinstance(func, functools.partialmethod):
        return _get_function_source(func.func)
    return None


def _format_callback_source(func, args):
    func_repr = _format_callback(func, args, None)
    source = _get_function_source(func)
    if source:
        func_repr += f' at {source[0]}:{source[1]}'
    return func_repr


def _format_args_and_kwargs(args, kwargs):
    """Format function arguments and keyword arguments.

    Special case for a single parameter: ('hello',) is formatted as ('hello').
    """
    # use reprlib to limit the length of the output
    items = []
    if args:
        items.extend(reprlib.repr(arg) for arg in args)
    if kwargs:
        items.extend(f'{k}={reprlib.repr(v)}' for k, v in kwargs.items())
    return '({})'.format(', '.join(items))


def _format_callback(func, args, kwargs, suffix=''):
    if isinstance(func, functools.partial):
        suffix = _format_args_and_kwargs(args, kwargs) + suffix
        return _format_callback(func.func, func.args, func.keywords, suffix)

    if hasattr(func, '__qualname__') and func.__qualname__:
        func_repr = func.__qualname__
    elif hasattr(func, '__name__') and func.__name__:
        func_repr = func.__name__
    else:
        func_repr = repr(func)

    func_repr += _format_args_and_kwargs(args, kwargs)
    if suffix:
        func_repr += suffix
    return func_repr


def extract_stack(f=None, limit=None):
    """Replacement for traceback.extract_stack() that only does the
    necessary work for asyncio debug mode.
    """
    if f is None:
        f = sys._getframe().f_back
    if limit is None:
        # Limit the amount of work to a reasonable amount, as extract_stack()
        # can be called for each coroutine and future in debug mode.
        limit = constants.DEBUG_STACK_DEPTH
    stack = traceback.StackSummary.extract(traceback.walk_stack(f),
                                           limit=limit,
                                           lookup_lines=False)
    stack.reverse()
    return stack