Coverage for /pythoncovmergedfiles/medio/medio/usr/local/lib/python3.8/site-packages/tensorflow/python/keras/utils/io_utils.py: 29%

1# Copyright 2018 The TensorFlow Authors. All Rights Reserved. 

2# 

3# Licensed under the Apache License, Version 2.0 (the "License"); 

4# you may not use this file except in compliance with the License. 

5# You may obtain a copy of the License at 

6# 

7# http://www.apache.org/licenses/LICENSE-2.0 

8# 

9# Unless required by applicable law or agreed to in writing, software 

10# distributed under the License is distributed on an "AS IS" BASIS, 

11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 

12# See the License for the specific language governing permissions and 

13# limitations under the License. 

14# ============================================================================== 

15# pylint: disable=g-import-not-at-top 

16"""Utilities related to disk I/O.""" 

17 

18import os 

19 

20 

21def path_to_string(path): 

22 """Convert `PathLike` objects to their string representation. 

23 

24 If given a non-string typed path object, converts it to its string 

25 representation. 

26 

27 If the object passed to `path` is not among the above, then it is 

28 returned unchanged. This allows e.g. passthrough of file objects 

29 through this function. 

30 

31 Args: 

32 path: `PathLike` object that represents a path 

33 

34 Returns: 

35 A string representation of the path argument, if Python support exists. 

36 """ 

37 if isinstance(path, os.PathLike): 

38 return os.fspath(path) 

39 return path 

40 

41 

42def ask_to_proceed_with_overwrite(filepath): 

43 """Produces a prompt asking about overwriting a file. 

44 

45 Args: 

46 filepath: the path to the file to be overwritten. 

47 

48 Returns: 

49 True if we can proceed with overwrite, False otherwise. 

50 """ 

51 overwrite = input('[WARNING] %s already exists - overwrite? ' 

52 '[y/n]' % (filepath)).strip().lower() 

53 while overwrite not in ('y', 'n'): 

54 overwrite = input('Enter "y" (overwrite) or "n" ' 

55 '(cancel).').strip().lower() 

56 if overwrite == 'n': 

57 return False 

58 print('[TIP] Next time specify overwrite=True!') 

59 return True