[docs] [issue13510] Clarify that readlines() is not needed to iterate over a file

[Roundup Robot]

Roundup Robot added the comment:

New changeset 1e8be05a4039 by Ezio Melotti in branch '3.3':
#13510: clarify that f.readlines() is note necessary to iterate over a file.  Patch by Dan Riti.
http://hg.python.org/cpython/rev/1e8be05a4039

New changeset 7f4325dc4256 by Ezio Melotti in branch 'default':
#13510: merge with 3.3.
http://hg.python.org/cpython/rev/7f4325dc4256

New changeset 6a4746b0afaf by Ezio Melotti in branch '2.7':
#13510: clarify that f.readlines() is note necessary to iterate over a file.  Patch by Dan Riti.
http://hg.python.org/cpython/rev/6a4746b0afaf

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nosy: +python-dev

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