pytype: stop excluding ssutil.py Pytype simply can't distinguish the type for this one entry's value from the other values: File "/mnt/c/Users/Matt/hg/mercurial/sslutil.py", line 142, in _hostsettings: No attribute 'append' on None [attribute-error] In Optional[Union[Any, List[nothing], bool, bytes]] File "/mnt/c/Users/Matt/hg/mercurial/sslutil.py", line 142, in _hostsettings: No attribute 'append' on bool [attribute-error] In Optional[Union[Any, List[nothing], bool, bytes]] File "/mnt/c/Users/Matt/hg/mercurial/sslutil.py", line 142, in _hostsettings: No attribute 'append' on bytes [attribute-error] In Optional[Union[Any, List[nothing], bool, bytes]] File "/mnt/c/Users/Matt/hg/mercurial/sslutil.py", line 147, in _hostsettings: No attribute 'append' on None [attribute-error] In Optional[Union[Any, List[Tuple[Any, Any]], bool, bytes]] File "/mnt/c/Users/Matt/hg/mercurial/sslutil.py", line 147, in _hostsettings: No attribute 'append' on bool [attribute-error] In Optional[Union[Any, List[Tuple[Any, Any]], bool, bytes]] File "/mnt/c/Users/Matt/hg/mercurial/sslutil.py", line 147, in _hostsettings: No attribute 'append' on bytes [attribute-error] In Optional[Union[Any, List[Tuple[Any, Any]], bool, bytes]] Differential Revision: https://phab.mercurial-scm.org/D11931

#!/usr/bin/env python3

# Filters traceback lines from stdin.

from __future__ import absolute_import, print_function

import io
import sys

if sys.version_info[0] >= 3:
    # Prevent \r from being inserted on Windows.
    sys.stdout = io.TextIOWrapper(
        sys.stdout.buffer,
        sys.stdout.encoding,
        sys.stdout.errors,
        newline="\n",
        line_buffering=sys.stdout.line_buffering,
    )

state = 'none'

for line in sys.stdin:
    if state == 'none':
        if line.startswith('Traceback '):
            state = 'tb'

    elif state == 'tb':
        if line.startswith('  File '):
            state = 'file'
            continue

        elif not line.startswith(' '):
            state = 'none'

    elif state == 'file':
        # Ignore lines after "  File "
        state = 'tb'
        continue

    print(line, end='')