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Kirill Smelkov
cpython
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f9de4066
Commit
f9de4066
authored
Jun 01, 2016
by
Martin Panter
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Issue #25570: Merge add_header() example from 3.5
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d6ce44c4
7aaaded8
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Doc/library/urllib.request.rst
Doc/library/urllib.request.rst
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Doc/library/urllib.request.rst
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f9de4066
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@@ -189,7 +189,7 @@ The following classes are provided:
...
@@ -189,7 +189,7 @@ The following classes are provided:
*headers* should be a dictionary, and will be treated as if
*headers* should be a dictionary, and will be treated as if
:meth:`add_header` was called with each key and value as arguments.
:meth:`add_header` was called with each key and value as arguments.
This is often used to "spoof" the ``User-Agent`` header, which is
This is often used to "spoof" the ``User-Agent`` header
value
, which is
used by a browser to identify itself -- some HTTP servers only
used by a browser to identify itself -- some HTTP servers only
allow requests coming from common browsers as opposed to scripts.
allow requests coming from common browsers as opposed to scripts.
For example, Mozilla Firefox may identify itself as ``"Mozilla/5.0
For example, Mozilla Firefox may identify itself as ``"Mozilla/5.0
...
@@ -1111,6 +1111,9 @@ HTTPErrorProcessor Objects
...
@@ -1111,6 +1111,9 @@ HTTPErrorProcessor Objects
Examples
Examples
--------
--------
In addition to the examples below, more examples are given in
:ref:`urllib-howto`.
This example gets the python.org main page and displays the first 300 bytes of
This example gets the python.org main page and displays the first 300 bytes of
it. ::
it. ::
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@@ -1220,6 +1223,8 @@ Use the *headers* argument to the :class:`Request` constructor, or::
...
@@ -1220,6 +1223,8 @@ Use the *headers* argument to the :class:`Request` constructor, or::
import urllib.request
import urllib.request
req = urllib.request.Request('http://www.example.com/')
req = urllib.request.Request('http://www.example.com/')
req.add_header('Referer', 'http://www.python.org/')
req.add_header('Referer', 'http://www.python.org/')
# Customize the default User-Agent header value:
req.add_header('User-Agent', 'urllib-example/0.1 (Contact: . . .)')
r = urllib.request.urlopen(req)
r = urllib.request.urlopen(req)
:class:`OpenerDirector` automatically adds a :mailheader:`User-Agent` header to
:class:`OpenerDirector` automatically adds a :mailheader:`User-Agent` header to
...
...
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