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Kirill Smelkov
cpython
Commits
d71c6ec4
Commit
d71c6ec4
authored
Nov 23, 2013
by
Ezio Melotti
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#19639: update the repr of the match objects in the docs. Patch by Claudiu Popa.
parent
10f494b0
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3
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18 additions
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18 deletions
+18
-18
Doc/howto/regex.rst
Doc/howto/regex.rst
+8
-8
Doc/library/fnmatch.rst
Doc/library/fnmatch.rst
+1
-1
Doc/library/re.rst
Doc/library/re.rst
+9
-9
No files found.
Doc/howto/regex.rst
View file @
d71c6ec4
...
...
@@ -402,7 +402,7 @@ should store the result in a variable for later use. ::
>>> m = p.match('tempo')
>>> m #doctest: +ELLIPSIS
<
_sre
.
SRE_Match
object
at
0x
...
>
<
_sre
.
SRE_Match
object
;
span=
(0,
5
),
match=
'tempo'
>
Now you can query the :ref:`match object
<match-objects>
` for information
about the matching string. :ref:`match object
<match-objects>
` instances
...
...
@@ -441,7 +441,7 @@ case. ::
>>> print(p.match('::: message'))
None
>>> m = p.search('::: message'); print(m) #doctest: +ELLIPSIS
<
_sre
.
SRE_Match
object
at
0x
...
>
<
_sre
.
SRE_Match
object
;
span=
(4,
11
),
match=
'message'
>
>>> m.group()
'message'
>>> m.span()
...
...
@@ -493,7 +493,7 @@ the RE string added as the first argument, and still return either ``None`` or a
>>> print(re.match(r'From\s+', 'Fromage amk'))
None
>>> re.match(r'From\s+', 'From amk Thu May 14 19:12:10 1998') #doctest: +ELLIPSIS
<
_sre
.
SRE_Match
object
at
0x
...
>
<
_sre
.
SRE_Match
object
;
span=
(0,
5
),
match=
'From '
>
Under the hood, these functions simply create a pattern object for you
and call the appropriate method on it. They also store the compiled
...
...
@@ -685,7 +685,7 @@ given location, they can obviously be matched an infinite number of times.
line, the RE to use is ``^From``. ::
>>> print(re.search('^From', 'From Here to Eternity')) #doctest: +ELLIPSIS
<
_sre
.
SRE_Match
object
at
0x
...
>
<
_sre
.
SRE_Match
object
;
span=
(0,
4
),
match=
'From'
>
>>> print(re.search('^From', 'Reciting From Memory'))
None
...
...
@@ -697,11 +697,11 @@ given location, they can obviously be matched an infinite number of times.
or any location followed by a newline character. ::
>>> print(re.search('}$', '{block}')) #doctest: +ELLIPSIS
<
_sre
.
SRE_Match
object
at
0x
...
>
<
_sre
.
SRE_Match
object
;
span=
(6,
7
),
match=
'}'
>
>>> print(re.search('}$', '{block} '))
None
>>> print(re.search('}$', '{block}\n')) #doctest: +ELLIPSIS
<
_sre
.
SRE_Match
object
at
0x
...
>
<
_sre
.
SRE_Match
object
;
span=
(6,
7
),
match=
'}'
>
To match a literal ``'$'``, use ``\$`` or enclose it inside a character class,
as in ``[$]``.
...
...
@@ -726,7 +726,7 @@ given location, they can obviously be matched an infinite number of times.
>>> p = re.compile(r'\bclass\b')
>>> print(p.search('no class at all')) #doctest: +ELLIPSIS
<
_sre
.
SRE_Match
object
at
0x
...
>
<
_sre
.
SRE_Match
object
;
span=
(3,
8
),
match=
'class'
>
>>> print(p.search('the declassified algorithm'))
None
>>> print(p.search('one subclass is'))
...
...
@@ -744,7 +744,7 @@ given location, they can obviously be matched an infinite number of times.
>>> print(p.search('no class at all'))
None
>>> print(p.search('\b' + 'class' + '\b')) #doctest: +ELLIPSIS
<
_sre
.
SRE_Match
object
at
0x
...
>
<
_sre
.
SRE_Match
object
;
span=
(0,
7
),
match=
'\x08class\x08'
>
Second, inside a character class, where there's no use for this assertion,
``\b`` represents the backspace character, for compatibility with Python's
...
...
Doc/library/fnmatch.rst
View file @
d71c6ec4
...
...
@@ -86,7 +86,7 @@ patterns.
'.*\\.txt$'
>>> reobj = re.compile(regex)
>>> reobj.match('foobar.txt')
<_sre.SRE_Match object
at 0x...
>
<_sre.SRE_Match object
; span=(0, 10), match='foobar.txt'
>
.. seealso::
...
...
Doc/library/re.rst
View file @
d71c6ec4
...
...
@@ -755,7 +755,7 @@ attributes:
>>> pattern = re.compile("d")
>>> pattern.search("dog") # Match at index 0
<_sre.SRE_Match object
at ...
>
<_sre.SRE_Match object
; span=(0, 1), match='d'
>
>>> pattern.search("dog", 1) # No match; search doesn't include the "d"
...
...
@@ -772,7 +772,7 @@ attributes:
>>> pattern = re.compile("o")
>>> pattern.match("dog") # No match as "o" is not at the start of "dog".
>>> pattern.match("dog", 1) # Match as "o" is the 2nd character of "dog".
<_sre.SRE_Match object
at ...
>
<_sre.SRE_Match object
; span=(1, 2), match='o'
>
If you want to locate a match anywhere in *string*, use
:meth:`~regex.search` instead (see also :ref:`search-vs-match`).
...
...
@@ -1139,7 +1139,7 @@ For example::
>>> re.match("c", "abcdef") # No match
>>> re.search("c", "abcdef") # Match
<_sre.SRE_Match object
at ...
>
<_sre.SRE_Match object
; span=(2, 3), match='c'
>
Regular expressions beginning with ``'^'`` can be used with :func:`search` to
restrict the match at the beginning of the string::
...
...
@@ -1147,7 +1147,7 @@ restrict the match at the beginning of the string::
>>> re.match("c", "abcdef") # No match
>>> re.search("^c", "abcdef") # No match
>>> re.search("^a", "abcdef") # Match
<_sre.SRE_Match object
at ...
>
<_sre.SRE_Match object
; span=(0, 1), match='a'
>
Note however that in :const:`MULTILINE` mode :func:`match` only matches at the
beginning of the string, whereas using :func:`search` with a regular expression
...
...
@@ -1155,7 +1155,7 @@ beginning with ``'^'`` will match at the beginning of each line.
>>> re.match('X', 'A\nB\nX', re.MULTILINE) # No match
>>> re.search('^X', 'A\nB\nX', re.MULTILINE) # Match
<_sre.SRE_Match object
at ...
>
<_sre.SRE_Match object
; span=(4, 5), match='X'
>
Making a Phonebook
...
...
@@ -1274,9 +1274,9 @@ another one to escape it. For example, the two following lines of code are
functionally identical:
>>> re.match(r"\W(.)\1\W", " ff ")
<_sre.SRE_Match object
at ...
>
<_sre.SRE_Match object
; span=(0, 4), match=' ff '
>
>>> re.match("\\W(.)\\1\\W", " ff ")
<_sre.SRE_Match object
at ...
>
<_sre.SRE_Match object
; span=(0, 4), match=' ff '
>
When one wants to match a literal backslash, it must be escaped in the regular
expression. With raw string notation, this means ``r"\\"``. Without raw string
...
...
@@ -1284,9 +1284,9 @@ notation, one must use ``"\\\\"``, making the following lines of code
functionally identical:
>>> re.match(r"\\", r"\\")
<_sre.SRE_Match object
at ...
>
<_sre.SRE_Match object
; span=(0, 1), match='\\'
>
>>> re.match("\\\\", r"\\")
<_sre.SRE_Match object
at ...
>
<_sre.SRE_Match object
; span=(0, 1), match='\\'
>
Writing a Tokenizer
...
...
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