perf-stream-locked-section: advertise the right version key in the help
As the v3 format is still experimental, its key is "v3-exp". The help text was
not pointing that out.
(we also fix `perf::stream-generate` in the process)
#require test-repo pyflakes hg10
$ . "$TESTDIR/helpers-testrepo.sh"
run pyflakes on all tracked files ending in .py or without a file ending
(skipping binary file random-seed)
$ cat > test.py <<EOF
> print(undefinedname)
> EOF
$ "$PYTHON" -m pyflakes test.py 2>/dev/null | "$TESTDIR/filterpyflakes.py"
test.py:1:* undefined name 'undefinedname' (glob)
$ cd "`dirname "$TESTDIR"`"
$ testrepohg locate 'set:**.py or grep("^#!.*python")' \
> -X hgext/fsmonitor/pywatchman \
> -X contrib/python-zstandard \
> -X mercurial/thirdparty \
> 2>/dev/null \
> | xargs "$PYTHON" -m pyflakes 2>/dev/null | "$TESTDIR/filterpyflakes.py"
contrib/perf.py:*:* undefined name 'xrange' (glob) (?)
mercurial/pycompat.py:*:* 'codecs' imported but unused (glob)
mercurial/pycompat.py:*:* 'concurrent.futures' imported but unused (glob)
mercurial/pycompat.py:*:* 'http.client as httplib' imported but unused (glob)
mercurial/pycompat.py:*:* 'http.cookiejar as cookielib' imported but unused (glob)
mercurial/pycompat.py:*:* 'io' imported but unused (glob)
mercurial/pycompat.py:*:* 'queue' imported but unused (glob)
mercurial/pycompat.py:*:* 'socketserver' imported but unused (glob)
mercurial/pycompat.py:*:* 'xmlrpc.client as xmlrpclib' imported but unused (glob)
mercurial/util.py:*:* 'pickle' imported but unused (glob)