Mercurial Repositories > eric / file comparison
comparison: Utilities/compatibility_fixes.py
Utilities/compatibility_fixes.py
- changeset 3591
- 2f2a4a76dd22
- parent 3539
- 0c2dc1446ebf
- child 3670
- f0cb7579c0b4
equal
deleted
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| 3590:5280e37405b8 | 3591:2f2a4a76dd22 |
|---|---|
| 40 Facade for the original file class. | 40 Facade for the original file class. |
| 41 """ | 41 """ |
| 42 def __init__(self, filein, mode='r', buffering=-1, | 42 def __init__(self, filein, mode='r', buffering=-1, |
| 43 encoding=None, errors=None, newline=None, closefd=True): | 43 encoding=None, errors=None, newline=None, closefd=True): |
| 44 """ | 44 """ |
| 45 Constructor, checks for unimplemented parameters. | 45 Constructor |
| 46 | |
| 47 It checks for unimplemented parameters. | |
| 46 | 48 |
| 47 @param filein filename or file descriptor (string) | 49 @param filein filename or file descriptor (string) |
| 48 @keyparam mode access mode (string) | 50 @keyparam mode access mode (string) |
| 49 @keyparam buffering size of the read buffer (string) | 51 @keyparam buffering size of the read buffer (string) |
| 50 @keyparam encoding character encoding for reading/ writing (string) | 52 @keyparam encoding character encoding for reading/ writing (string) |
| 76 | 78 |
| 77 file.__init__(self, filein, mode, buffering) # __IGNORE_WARNING__ | 79 file.__init__(self, filein, mode, buffering) # __IGNORE_WARNING__ |
| 78 | 80 |
| 79 def read(self, n=-1): | 81 def read(self, n=-1): |
| 80 """ | 82 """ |
| 81 Read n bytes or all if n=-1 from file. | 83 Public method to read n bytes or all if n=-1 from file. |
| 82 | 84 |
| 83 @keyparam n bytecount or all if n=-1 (int) | 85 @keyparam n bytecount or all if n=-1 (int) |
| 84 @return decoded bytes read | 86 @return decoded bytes read |
| 85 """ | 87 """ |
| 86 txt = super(File, self).read(n) | 88 txt = super(File, self).read(n) |
| 89 else: | 91 else: |
| 90 return codecs.decode(txt, self.__encoding) | 92 return codecs.decode(txt, self.__encoding) |
| 91 | 93 |
| 92 def readline(self, limit=-1): | 94 def readline(self, limit=-1): |
| 93 """ | 95 """ |
| 94 Read one line from file. | 96 Public method to read one line from file. |
| 95 | 97 |
| 96 @keyparam limit maximum bytes to read or all if limit=-1 (int) | 98 @keyparam limit maximum bytes to read or all if limit=-1 (int) |
| 97 @return decoded line read | 99 @return decoded line read |
| 98 """ | 100 """ |
| 99 txt = super(File, self).readline(limit) | 101 txt = super(File, self).readline(limit) |
| 102 else: | 104 else: |
| 103 return codecs.decode(txt, self.__encoding) | 105 return codecs.decode(txt, self.__encoding) |
| 104 | 106 |
| 105 def readlines(self, hint=-1): | 107 def readlines(self, hint=-1): |
| 106 """ | 108 """ |
| 107 Read all lines from file. | 109 Public method to read all lines from file. |
| 108 | 110 |
| 109 @keyparam hint maximum bytes to read or all if hint=-1 (int) | 111 @keyparam hint maximum bytes to read or all if hint=-1 (int) |
| 110 @return decoded lines read | 112 @return decoded lines read |
| 111 """ | 113 """ |
| 112 if self.__encoding is None: | 114 if self.__encoding is None: |
| 115 return [codecs.decode(txt, self.__encoding) | 117 return [codecs.decode(txt, self.__encoding) |
| 116 for txt in super(File, self).readlines(hint)] | 118 for txt in super(File, self).readlines(hint)] |
| 117 | 119 |
| 118 def write(self, txt): | 120 def write(self, txt): |
| 119 """ | 121 """ |
| 120 Write given data to file. Encode if needed. | 122 Public method to write given data to file and encode if needed. |
| 121 | 123 |
| 122 @param txt data to write. (str, bytes) | 124 @param txt data to write. (str, bytes) |
| 123 """ | 125 """ |
| 124 if self.__encoding is not None: | 126 if self.__encoding is not None: |
| 125 txt = codecs.encode(txt, self.__encoding, self.__errors) | 127 txt = codecs.encode(txt, self.__encoding, self.__errors) |
| 129 | 131 |
| 130 super(File, self).write(txt) | 132 super(File, self).write(txt) |
| 131 | 133 |
| 132 def next(self): | 134 def next(self): |
| 133 """ | 135 """ |
| 134 Method if used in a iterator. | 136 Public method used in an iterator. |
| 135 | 137 |
| 136 @return decoded data read | 138 @return decoded data read |
| 137 """ | 139 """ |
| 138 txt = super(File, self).next() | 140 txt = super(File, self).next() |
| 139 if self.__encoding is None: | 141 if self.__encoding is None: |
