Mercurial > hg
annotate tests/notcapable @ 26845:7a77ee434179
help: replace some str.split() calls by str.partition() or str.rpartition()
Since Python 2.5 str has new methods: partition and rpartition. They are more
specialized than the usual split and rsplit, and they sometimes convey the
intent of code better and also are a bit faster (faster than split/rsplit with
maxsplit specified). Let's use them in appropriate places for a small speedup.
Example performance (partition):
$ python -m timeit 'assert "apple|orange|banana".split("|")[0] == "apple"'
1000000 loops, best of 3: 0.376 usec per loop
$ python -m timeit 'assert "apple|orange|banana".split("|", 1)[0] == "apple"'
1000000 loops, best of 3: 0.327 usec per loop
$ python -m timeit 'assert "apple|orange|banana".partition("|")[0] == "apple"'
1000000 loops, best of 3: 0.214 usec per loop
Example performance (rpartition):
$ python -m timeit 'assert "apple|orange|banana".rsplit("|")[-1] == "banana"'
1000000 loops, best of 3: 0.372 usec per loop
$ python -m timeit 'assert "apple|orange|banana".rsplit("|", 1)[-1] == "banana"'
1000000 loops, best of 3: 0.332 usec per loop
$ python -m timeit 'assert "apple|orange|banana".rpartition("|")[-1] == "banana"'
1000000 loops, best of 3: 0.219 usec per loop
author | Anton Shestakov <av6@dwimlabs.net> |
---|---|
date | Mon, 02 Nov 2015 23:37:14 +0800 |
parents | 1ac628cd7113 |
children | dedab036215d |
rev | line source |
---|---|
14011
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
1 # Disable the $CAP wire protocol capability. |
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
2 |
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
3 if test -z "$CAP" |
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
4 then |
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
5 echo "CAP environment variable not set." |
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
6 fi |
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
7 |
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
8 cat > notcapable-$CAP.py << EOF |
17192
1ac628cd7113
peer: introduce real peer classes
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14409
diff
changeset
|
9 from mercurial import extensions, peer, localrepo |
14011
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
10 def extsetup(): |
17192
1ac628cd7113
peer: introduce real peer classes
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14409
diff
changeset
|
11 extensions.wrapfunction(peer.peerrepository, 'capable', wrapcapable) |
1ac628cd7113
peer: introduce real peer classes
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14409
diff
changeset
|
12 extensions.wrapfunction(localrepo.localrepository, 'peer', wrappeer) |
1ac628cd7113
peer: introduce real peer classes
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14409
diff
changeset
|
13 def wrapcapable(orig, self, name, *args, **kwargs): |
14409
9ff996ba00b4
tests: support multiple caps in notcapable
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14011
diff
changeset
|
14 if name in '$CAP'.split(' '): |
14011
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
15 return False |
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
16 return orig(self, name, *args, **kwargs) |
17192
1ac628cd7113
peer: introduce real peer classes
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14409
diff
changeset
|
17 def wrappeer(orig, self): |
1ac628cd7113
peer: introduce real peer classes
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14409
diff
changeset
|
18 # Since we're disabling some newer features, we need to make sure local |
1ac628cd7113
peer: introduce real peer classes
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14409
diff
changeset
|
19 # repos add in the legacy features again. |
1ac628cd7113
peer: introduce real peer classes
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
14409
diff
changeset
|
20 return localrepo.locallegacypeer(self) |
14011
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
21 EOF |
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
22 |
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
23 echo '[extensions]' >> $HGRCPATH |
b69471bdb678
tests: add script to disable a selected wire protocol capability
Steven Brown <StevenGBrown@gmail.com>
parents:
diff
changeset
|
24 echo "notcapable-$CAP = `pwd`/notcapable-$CAP.py" >> $HGRCPATH |