86 lines
1.9 KiB
Python
86 lines
1.9 KiB
Python
import keyword
|
|
|
|
from _compatibility import is_py3k
|
|
import builtin
|
|
|
|
import pydoc
|
|
try:
|
|
from pydoc_data import topics as pydoc_topics
|
|
except ImportError:
|
|
# Python 2.6
|
|
try:
|
|
import pydoc_topics
|
|
except ImportError:
|
|
# Python 2.5
|
|
pydoc_topics = None
|
|
|
|
if is_py3k:
|
|
keys = keyword.kwlist
|
|
else:
|
|
keys = keyword.kwlist + ['None', 'False', 'True']
|
|
|
|
|
|
def get_keywords(string='', pos=(0, 0), all=False):
|
|
if all:
|
|
return set([Keyword(k, pos) for k in keys])
|
|
if string in keys:
|
|
return set([Keyword(string, pos)])
|
|
return set()
|
|
|
|
|
|
def get_operator(string, pos):
|
|
return Keyword(string, pos)
|
|
|
|
|
|
class Keyword(object):
|
|
def __init__(self, name, pos):
|
|
self.name = name
|
|
self.start_pos = pos
|
|
self.parent = builtin.Builtin.scope
|
|
|
|
def get_parent_until(self):
|
|
return self.parent
|
|
|
|
@property
|
|
def names(self):
|
|
""" For a `parsing.Name` like comparision """
|
|
return [self.name]
|
|
|
|
@property
|
|
def docstr(self):
|
|
return imitate_pydoc(self.name)
|
|
|
|
def __repr__(self):
|
|
return '<%s: %s>' % (type(self).__name__, self.name)
|
|
|
|
|
|
def imitate_pydoc(string):
|
|
"""
|
|
It's not possible to get the pydoc's without starting the annoying pager
|
|
stuff.
|
|
"""
|
|
# str needed because of possible unicode stuff in py2k (pydoc doesn't work
|
|
# with unicode strings)
|
|
string = str(string)
|
|
h = pydoc.help
|
|
try:
|
|
# try to access symbols
|
|
string = h.symbols[string]
|
|
string, _, related = string.partition(' ')
|
|
except KeyError:
|
|
pass
|
|
|
|
get_target = lambda s: h.topics.get(s, h.keywords.get(s))
|
|
while isinstance(string, str):
|
|
string = get_target(string)
|
|
|
|
try:
|
|
# is a tuple now
|
|
label, related = string
|
|
except TypeError:
|
|
return ''
|
|
|
|
try:
|
|
return pydoc_topics.topics[label] if pydoc_topics else ''
|
|
except KeyError:
|
|
return ''
|