$ cat > correct.py < def toto(arg1, arg2): > del arg2 > return (5 + 6, 9) > EOF $ cat > wrong.py < def toto( arg1, arg2): > del(arg2) > return ( 5+6, 9) > EOF $ cat > quote.py < # let's use quote in comments > (''' ( 4x5 ) > but """\\''' and finally''', > """let's fool checkpatch""", '1+2', > '"""', 42+1, """and > ( 4-1 ) """, "( 1+1 )\" and ") > a, '\\\\\\\\', "\\\\\\" x-2", "c-1" > EOF $ cat > classstyle.py < class newstyle_class(object): > pass > > class oldstyle_class: > pass > > class empty(): > pass > > no_class = 1: > pass > EOF $ check_code="$TESTDIR"/../contrib/check-code.py $ "$check_code" ./wrong.py ./correct.py ./quote.py ./classstyle.py ./wrong.py:1: > def toto( arg1, arg2): gratuitous whitespace in () or [] ./wrong.py:2: > del(arg2) Python keyword is not a function ./wrong.py:3: > return ( 5+6, 9) gratuitous whitespace in () or [] missing whitespace in expression ./quote.py:5: > '"""', 42+1, """and missing whitespace in expression ./classstyle.py:4: > class oldstyle_class: old-style class, use class foo(object) ./classstyle.py:7: > class empty(): class foo() creates old style object, use class foo(object) [1] $ cat > python3-compat.py << EOF > foo <> bar > reduce(lambda a, b: a + b, [1, 2, 3, 4]) > dict(key=value) > EOF $ "$check_code" python3-compat.py python3-compat.py:1: > foo <> bar <> operator is not available in Python 3+, use != python3-compat.py:2: > reduce(lambda a, b: a + b, [1, 2, 3, 4]) reduce is not available in Python 3+ python3-compat.py:3: > dict(key=value) dict() is different in Py2 and 3 and is slower than {} [1] $ cat > is-op.py < # is-operator comparing number or string literal > x = None > y = x is 'foo' > y = x is "foo" > y = x is 5346 > y = x is -6 > y = x is not 'foo' > y = x is not "foo" > y = x is not 5346 > y = x is not -6 > EOF $ "$check_code" ./is-op.py ./is-op.py:3: > y = x is 'foo' object comparison with literal ./is-op.py:4: > y = x is "foo" object comparison with literal ./is-op.py:5: > y = x is 5346 object comparison with literal ./is-op.py:6: > y = x is -6 object comparison with literal ./is-op.py:7: > y = x is not 'foo' object comparison with literal ./is-op.py:8: > y = x is not "foo" object comparison with literal ./is-op.py:9: > y = x is not 5346 object comparison with literal ./is-op.py:10: > y = x is not -6 object comparison with literal [1] $ cat > for-nolineno.py < except: > EOF $ "$check_code" for-nolineno.py --nolineno for-nolineno.py:0: > except: naked except clause [1] $ cat > warning.t < $ function warnonly { > > } > $ diff -N aaa > $ function onwarn {} > EOF $ "$check_code" warning.t $ "$check_code" --warn warning.t warning.t:1: > $ function warnonly { warning: don't use 'function', use old style warning.t:3: > $ diff -N aaa warning: don't use 'diff -N' warning.t:4: > $ function onwarn {} warning: don't use 'function', use old style [1] $ cat > raise-format.py < raise SomeException, message > # this next line is okay > raise SomeException(arg1, arg2) > EOF $ "$check_code" not-existing.py raise-format.py Skipping*not-existing.py* (glob) raise-format.py:1: > raise SomeException, message don't use old-style two-argument raise, use Exception(message) [1] $ cat > rst.py < """problematic rst text > > .. note:: > wrong > """ > > ''' > > .. note:: > > valid > > new text > > .. note:: > > also valid > ''' > > """mixed > > .. note:: > > good > > .. note:: > plus bad > """ > EOF $ $check_code -w rst.py rst.py:3: > .. note:: warning: add two newlines after '.. note::' rst.py:26: > .. note:: warning: add two newlines after '.. note::' [1] $ cat > ./map-inside-gettext.py < print _("map inside gettext %s" % v) > > print _("concatenating " " by " " space %s" % v) > print _("concatenating " + " by " + " '+' %s" % v) > > print _("mapping operation in different line %s" > % v) > > print _( > "leading spaces inside of '(' %s" % v) > EOF $ "$check_code" ./map-inside-gettext.py ./map-inside-gettext.py:1: > print _("map inside gettext %s" % v) don't use % inside _() ./map-inside-gettext.py:3: > print _("concatenating " " by " " space %s" % v) don't use % inside _() ./map-inside-gettext.py:4: > print _("concatenating " + " by " + " '+' %s" % v) don't use % inside _() ./map-inside-gettext.py:6: > print _("mapping operation in different line %s" don't use % inside _() ./map-inside-gettext.py:9: > print _( don't use % inside _() [1] web templates $ mkdir -p mercurial/templates $ cat > mercurial/templates/example.tmpl < {desc} > {desc|escape} > {desc|firstline} > {desc|websub} > EOF $ "$check_code" --warnings mercurial/templates/example.tmpl mercurial/templates/example.tmpl:2: > {desc|escape} warning: follow desc keyword with either firstline or websub [1]