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Patch #809535: Mention behaviour of seek on text files. Backported to 2.3.

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Martin v. Löwis 2003-10-18 09:38:01 +00:00
parent ad3fc44ccb
commit 849a972f35
2 changed files with 9 additions and 2 deletions
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4
Objects/fileobject.c
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@ -1613,7 +1613,9 @@ PyDoc_STRVAR(seek_doc,
"0 (offset from start of file, offset should be >= 0); other values are 1\n"
"(move relative to current position, positive or negative), and 2 (move\n"
"relative to end of file, usually negative, although many platforms allow\n"
"seeking beyond the end of a file).\n"
"seeking beyond the end of a file). If the file is opened in text mode,\n"
"only offsets returned by tell() are legal. Use of other offsets causes\n"
"undefined behavior."
"\n"
"Note that not all file objects are seekable.");