Module keras.utils.io_utils
Utilities related to disk I/O.
Expand source code
# Copyright 2018 The TensorFlow Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ==============================================================================
# pylint: disable=g-import-not-at-top
"""Utilities related to disk I/O."""
import os
def path_to_string(path):
"""Convert `PathLike` objects to their string representation.
If given a non-string typed path object, converts it to its string
representation.
If the object passed to `path` is not among the above, then it is
returned unchanged. This allows e.g. passthrough of file objects
through this function.
Args:
path: `PathLike` object that represents a path
Returns:
A string representation of the path argument, if Python support exists.
"""
if isinstance(path, os.PathLike):
return os.fspath(path)
return path
def ask_to_proceed_with_overwrite(filepath):
"""Produces a prompt asking about overwriting a file.
Args:
filepath: the path to the file to be overwritten.
Returns:
True if we can proceed with overwrite, False otherwise.
"""
overwrite = input('[WARNING] %s already exists - overwrite? '
'[y/n]' % (filepath)).strip().lower()
while overwrite not in ('y', 'n'):
overwrite = input('Enter "y" (overwrite) or "n" '
'(cancel).').strip().lower()
if overwrite == 'n':
return False
print('[TIP] Next time specify overwrite=True!')
return True
Functions
def ask_to_proceed_with_overwrite(filepath)
-
Produces a prompt asking about overwriting a file.
Args
filepath
- the path to the file to be overwritten.
Returns
True if we can proceed with overwrite, False otherwise.
Expand source code
def ask_to_proceed_with_overwrite(filepath): """Produces a prompt asking about overwriting a file. Args: filepath: the path to the file to be overwritten. Returns: True if we can proceed with overwrite, False otherwise. """ overwrite = input('[WARNING] %s already exists - overwrite? ' '[y/n]' % (filepath)).strip().lower() while overwrite not in ('y', 'n'): overwrite = input('Enter "y" (overwrite) or "n" ' '(cancel).').strip().lower() if overwrite == 'n': return False print('[TIP] Next time specify overwrite=True!') return True
def path_to_string(path)
-
Convert
PathLike
objects to their string representation.If given a non-string typed path object, converts it to its string representation.
If the object passed to
path
is not among the above, then it is returned unchanged. This allows e.g. passthrough of file objects through this function.Args
path
PathLike
object that represents a path
Returns
A string representation of the path argument, if Python support exists.
Expand source code
def path_to_string(path): """Convert `PathLike` objects to their string representation. If given a non-string typed path object, converts it to its string representation. If the object passed to `path` is not among the above, then it is returned unchanged. This allows e.g. passthrough of file objects through this function. Args: path: `PathLike` object that represents a path Returns: A string representation of the path argument, if Python support exists. """ if isinstance(path, os.PathLike): return os.fspath(path) return path