def filename_to_ui(value):
if isinstance(value, bytes):
value = value.decode(get_filesystem_encoding(), 'replace')
return value
python类replace()的实例源码
def _force_correct_text_reader(text_reader, encoding, errors):
if _is_binary_reader(text_reader, False):
binary_reader = text_reader
else:
# If there is no target encoding set, we need to verify that the
# reader is not actually misconfigured.
if encoding is None and not _stream_is_misconfigured(text_reader):
return text_reader
if _is_compatible_text_stream(text_reader, encoding, errors):
return text_reader
# If the reader has no encoding, we try to find the underlying
# binary reader for it. If that fails because the environment is
# misconfigured, we silently go with the same reader because this
# is too common to happen. In that case, mojibake is better than
# exceptions.
binary_reader = _find_binary_reader(text_reader)
if binary_reader is None:
return text_reader
# At this point, we default the errors to replace instead of strict
# because nobody handles those errors anyways and at this point
# we're so fundamentally fucked that nothing can repair it.
if errors is None:
errors = 'replace'
return _make_text_stream(binary_reader, encoding, errors)
def _force_correct_text_writer(text_writer, encoding, errors):
if _is_binary_writer(text_writer, False):
binary_writer = text_writer
else:
# If there is no target encoding set, we need to verify that the
# writer is not actually misconfigured.
if encoding is None and not _stream_is_misconfigured(text_writer):
return text_writer
if _is_compatible_text_stream(text_writer, encoding, errors):
return text_writer
# If the writer has no encoding, we try to find the underlying
# binary writer for it. If that fails because the environment is
# misconfigured, we silently go with the same writer because this
# is too common to happen. In that case, mojibake is better than
# exceptions.
binary_writer = _find_binary_writer(text_writer)
if binary_writer is None:
return text_writer
# At this point, we default the errors to replace instead of strict
# because nobody handles those errors anyways and at this point
# we're so fundamentally fucked that nothing can repair it.
if errors is None:
errors = 'replace'
return _make_text_stream(binary_writer, encoding, errors)
def filename_to_ui(value):
if isinstance(value, bytes):
value = value.decode(get_filesystem_encoding(), 'replace')
else:
value = value.encode('utf-8', 'surrogateescape') \
.decode('utf-8', 'replace')
return value
def close(self):
if self.directory_real:
# print(self.directory, self.directory_real)
with zipfile.ZipFile(self.directory_real, "w") as z:
for root, dirs, files in os.walk(self.directory.replace("\\", "/"), topdown=True):
new_root = root.replace("\\", "/").split("/")
# print(root, dirs, files)
for name in files:
z.write(os.path.join(root, name), "/".join(new_root[new_root.index(
self.directory.replace("\\", "/").split("/")[-1]) + 1:]) + "/" + name)
self.d.cleanup()
self.destroy()
def replace_file(self):
old_file = self.widget_tree.item(self.widget_tree.focus())["tags"][0]
file = filedialog.askopenfile()
if file:
new_file = file.name
# os.replace(new_file, old_file)
shutil.copy2(new_file, old_file)
self.cmd.tree_refresh()
def force_rename(oldpath, newpath):
"""
Move the file at ``oldpath`` to ``newpath``, deleting ``newpath``
beforehand if necessary
"""
if hasattr(os, 'replace'): # Python 3.3+
os.replace(oldpath, newpath)
else:
if sys.platform.startswith('win'):
try_unlink(newpath)
os.rename(oldpath, newpath)
def parse_parts(self, parts):
if six.PY2:
parts = _py2_fsencode(parts)
parsed = []
sep = self.sep
altsep = self.altsep
drv = root = ''
it = reversed(parts)
for part in it:
if not part:
continue
if altsep:
part = part.replace(altsep, sep)
drv, root, rel = self.splitroot(part)
if sep in rel:
for x in reversed(rel.split(sep)):
if x and x != '.':
parsed.append(intern(x))
else:
if rel and rel != '.':
parsed.append(intern(rel))
if drv or root:
if not drv:
# If no drive is present, try to find one in the previous
# parts. This makes the result of parsing e.g.
# ("C:", "/", "a") reasonably intuitive.
for part in it:
if not part:
continue
if altsep:
part = part.replace(altsep, sep)
drv = self.splitroot(part)[0]
if drv:
break
break
if drv or root:
parsed.append(drv + root)
parsed.reverse()
return drv, root, parsed
def as_posix(self):
"""Return the string representation of the path with forward (/)
slashes."""
f = self._flavour
return str(self).replace(f.sep, '/')
def replace(self, target):
"""
Rename this path to the given path, clobbering the existing
destination if it exists.
"""
if sys.version_info < (3, 3):
raise NotImplementedError("replace() is only available "
"with Python 3.3 and later")
if self._closed:
self._raise_closed()
self._accessor.replace(self, target)
def _dump(self):
temp = '%s-%s.tmp' % (uuid.uuid4(), self.name)
with open(temp, 'w', encoding='utf-8') as tmp:
json.dump(self._db.copy(), tmp, ensure_ascii=True, cls=self.encoder, separators=(',', ':'))
# atomically move the file
os.replace(temp, self.name)
def _make_text_stream(stream, encoding, errors):
if encoding is None:
encoding = get_best_encoding(stream)
if errors is None:
errors = 'replace'
return _NonClosingTextIOWrapper(stream, encoding, errors,
line_buffering=True)
def filename_to_ui(value):
if isinstance(value, bytes):
value = value.decode(get_filesystem_encoding(), 'replace')
return value
def _force_correct_text_reader(text_reader, encoding, errors):
if _is_binary_reader(text_reader, False):
binary_reader = text_reader
else:
# If there is no target encoding set, we need to verify that the
# reader is not actually misconfigured.
if encoding is None and not _stream_is_misconfigured(text_reader):
return text_reader
if _is_compatible_text_stream(text_reader, encoding, errors):
return text_reader
# If the reader has no encoding, we try to find the underlying
# binary reader for it. If that fails because the environment is
# misconfigured, we silently go with the same reader because this
# is too common to happen. In that case, mojibake is better than
# exceptions.
binary_reader = _find_binary_reader(text_reader)
if binary_reader is None:
return text_reader
# At this point, we default the errors to replace instead of strict
# because nobody handles those errors anyways and at this point
# we're so fundamentally fucked that nothing can repair it.
if errors is None:
errors = 'replace'
return _make_text_stream(binary_reader, encoding, errors)
def _force_correct_text_writer(text_writer, encoding, errors):
if _is_binary_writer(text_writer, False):
binary_writer = text_writer
else:
# If there is no target encoding set, we need to verify that the
# writer is not actually misconfigured.
if encoding is None and not _stream_is_misconfigured(text_writer):
return text_writer
if _is_compatible_text_stream(text_writer, encoding, errors):
return text_writer
# If the writer has no encoding, we try to find the underlying
# binary writer for it. If that fails because the environment is
# misconfigured, we silently go with the same writer because this
# is too common to happen. In that case, mojibake is better than
# exceptions.
binary_writer = _find_binary_writer(text_writer)
if binary_writer is None:
return text_writer
# At this point, we default the errors to replace instead of strict
# because nobody handles those errors anyways and at this point
# we're so fundamentally fucked that nothing can repair it.
if errors is None:
errors = 'replace'
return _make_text_stream(binary_writer, encoding, errors)
def filename_to_ui(value):
if isinstance(value, bytes):
value = value.decode(get_filesystem_encoding(), 'replace')
else:
value = value.encode('utf-8', 'surrogateescape') \
.decode('utf-8', 'replace')
return value
def create_final_from_temp(self, temp_parfile_name):
"""Move newly created parfile to its final filename."""
# Python 2 doesn't have os.replace, so use os.rename which is
# not atomic in all cases.
os.chmod(temp_parfile_name, 0o0755)
os.rename(temp_parfile_name, self.output_filename)
def _make_text_stream(stream, encoding, errors):
if encoding is None:
encoding = get_best_encoding(stream)
if errors is None:
errors = 'replace'
return _NonClosingTextIOWrapper(stream, encoding, errors,
line_buffering=True)
def filename_to_ui(value):
if isinstance(value, bytes):
value = value.decode(get_filesystem_encoding(), 'replace')
return value
def _force_correct_text_reader(text_reader, encoding, errors):
if _is_binary_reader(text_reader, False):
binary_reader = text_reader
else:
# If there is no target encoding set, we need to verify that the
# reader is not actually misconfigured.
if encoding is None and not _stream_is_misconfigured(text_reader):
return text_reader
if _is_compatible_text_stream(text_reader, encoding, errors):
return text_reader
# If the reader has no encoding, we try to find the underlying
# binary reader for it. If that fails because the environment is
# misconfigured, we silently go with the same reader because this
# is too common to happen. In that case, mojibake is better than
# exceptions.
binary_reader = _find_binary_reader(text_reader)
if binary_reader is None:
return text_reader
# At this point, we default the errors to replace instead of strict
# because nobody handles those errors anyways and at this point
# we're so fundamentally fucked that nothing can repair it.
if errors is None:
errors = 'replace'
return _make_text_stream(binary_reader, encoding, errors)
