def has_file_suffixOLD(path: ExPathOrStr) -> bool:
"""Returns True when detects file suffix, e.g. '.*/my_weird-file*v.d?.[ts]' (or 'file.txt').
Returns False in cases like '.*/py_venv.*/' (or 'file')
>>> all(map(has_file_suffix, ['.*/my_weird-file*v.d?.[ts]', 'file.txt']))
True
>>> any(map(has_file_suffix, ['.*/py_venv.*/', 'file']))
False
"""
path = str(path)
if '.' not in path:
return False
suffixes = [split for split in path.split('.')[1:] if split]
# path = Path(path)
# suffix = path.suffix
if not suffixes:
return False
stem, *_ = path.partition('.')
# stem = path.stem
is_stem_only_regex = is_only_regex(stem)
if is_stem_only_regex:
# something like "*.mp4" returns True
return any(
bool(re.fullmatch(FILE_SUFFIX, '.' + suffix))
for suffix in suffixes) # nice suffix
else:
any_suffix_has_non_regex = any(not is_only_regex(suffix)
for suffix in suffixes)
if any_suffix_has_non_regex:
return True
return False
def has_file_suffix(self) -> bool:
"""Returns True when detects file suffix, e.g. '.*/my_weird-file*v.d?.[ts]' (or 'file.txt').
Returns False in cases like '.*/py_venv.*/' (or 'file')
>>> all(exp.has_file_suffix() for exp in [ExPath('.*/my_weird-file*v.d?.[ts]'), ExPath('file.txt')])
True
>>> any(exp.has_file_suffix() for exp in [ExPath('.*/py_venv.*/'), ExPath('file')])
False
"""
if '.' not in str(self):
return False
# suffixes = path.suffixes
# path = Path(path)
# suffix = path.suffix
if not self.suffixes:
return False
# stem, *_ = path.partition('.')
# stem = path.stem
is_stem_only_regex = regex.is_only_regex(self.stem)
if is_stem_only_regex:
# something like "*.mp4" returns True
return any(bool(re.fullmatch(regex.FILE_SUFFIX, '.' + suffix)) for suffix in self.suffixes) # nice suffix
else:
any_suffix_has_non_regex = any(not regex.is_only_regex(suffix) for suffix in self.suffixes)
if any_suffix_has_non_regex:
return True
return False
def test__is_only_regex__false_cases__manual():
vals = ('[', )
for val in vals:
actual = is_only_regex(val)
assert actual is False
def test__is_only_regex__truth_cases__manual():
vals = ('.?', '\\.?')
for val in vals:
actual = is_only_regex(val)
assert actual is True
def test__is_only_regex__mixed_string():
assert is_only_regex(nonregex + '.') is False
mixed_strings = iter_permutations(nonregex + '.', 3,
has_regex_and_nonregex)
for stryng in mixed_strings:
assert is_only_regex(stryng) is False
def test__is_only_regex__nonregex_string():
nonregex_strings = get_permutations(nonregex + '.', 3)
for stryng in nonregex_strings:
assert is_only_regex(stryng) is False
def test__is_only_regex__regex_string():
regex_strings = get_permutations(REGEX_CHAR + '.', 3)
for stryng in regex_strings:
assert is_only_regex(stryng) is True
def test__is_only_regex__regex_char(*exclude):
for c in REGEX_CHAR:
if c in exclude:
continue
actual = is_only_regex(c)
assert actual is True
def test__is_only_regex__nonregex_char():
for c in nonregex:
assert is_only_regex(c) is False