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import os.path
import inspect
import sys
from _pydev_tipper_common import DoFind
#completion types.
TYPE_IMPORT = '0'
TYPE_CLASS = '1'
TYPE_FUNCTION = '2'
TYPE_ATTR = '3'
TYPE_BUILTIN = '4'
TYPE_PARAM = '5'
def _imp(name, log=None):
try:
return __import__(name)
except:
if '.' in name:
sub = name[0:name.rfind('.')]
if log is not None:
log.AddContent('Unable to import', name, 'trying with', sub)
log.AddException()
return _imp(sub, log)
else:
s = 'Unable to import module: %s - sys.path: %s' % (str(name), sys.path)
if log is not None:
log.AddContent(s)
log.AddException()
raise ImportError(s)
IS_IPY = False
if sys.platform == 'cli':
IS_IPY = True
_old_imp = _imp
def _imp(name, log=None):
#We must add a reference in clr for .Net
import clr #@UnresolvedImport
initial_name = name
while '.' in name:
try:
clr.AddReference(name)
break #If it worked, that's OK.
except:
name = name[0:name.rfind('.')]
else:
try:
clr.AddReference(name)
except:
pass #That's OK (not dot net module).
return _old_imp(initial_name, log)
def GetFile(mod):
f = None
try:
f = inspect.getsourcefile(mod) or inspect.getfile(mod)
except:
if hasattr(mod, '__file__'):
f = mod.__file__
if f.lower(f[-4:]) in ['.pyc', '.pyo']:
filename = f[:-4] + '.py'
if os.path.exists(filename):
f = filename
return f
def Find(name, log=None):
f = None
mod = _imp(name, log)
parent = mod
foundAs = ''
if inspect.ismodule(mod):
f = GetFile(mod)
components = name.split('.')
old_comp = None
for comp in components[1:]:
try:
#this happens in the following case:
#we have mx.DateTime.mxDateTime.mxDateTime.pyd
#but after importing it, mx.DateTime.mxDateTime shadows access to mxDateTime.pyd
mod = getattr(mod, comp)
except AttributeError:
if old_comp != comp:
raise
if inspect.ismodule(mod):
f = GetFile(mod)
else:
if len(foundAs) > 0:
foundAs = foundAs + '.'
foundAs = foundAs + comp
old_comp = comp
return f, mod, parent, foundAs
def Search(data):
'''@return file, line, col
'''
data = data.replace('\n', '')
if data.endswith('.'):
data = data.rstrip('.')
f, mod, parent, foundAs = Find(data)
try:
return DoFind(f, mod), foundAs
except:
return DoFind(f, parent), foundAs
def GenerateTip(data, log=None):
data = data.replace('\n', '')
if data.endswith('.'):
data = data.rstrip('.')
f, mod, parent, foundAs = Find(data, log)
#print_ >> open('temp.txt', 'w'), f
tips = GenerateImportsTipForModule(mod)
return f, tips
def CheckChar(c):
if c == '-' or c == '.':
return '_'
return c
def GenerateImportsTipForModule(obj_to_complete, dirComps=None, getattr=getattr, filter=lambda name:True):
'''
@param obj_to_complete: the object from where we should get the completions
@param dirComps: if passed, we should not 'dir' the object and should just iterate those passed as a parameter
@param getattr: the way to get a given object from the obj_to_complete (used for the completer)
@param filter: a callable that receives the name and decides if it should be appended or not to the results
@return: list of tuples, so that each tuple represents a completion with:
name, doc, args, type (from the TYPE_* constants)
'''
ret = []
if dirComps is None:
dirComps = dir(obj_to_complete)
if hasattr(obj_to_complete, '__dict__'):
dirComps.append('__dict__')
if hasattr(obj_to_complete, '__class__'):
dirComps.append('__class__')
getCompleteInfo = True
if len(dirComps) > 1000:
#ok, we don't want to let our users wait forever...
#no complete info for you...
getCompleteInfo = False
dontGetDocsOn = (float, int, str, tuple, list)
for d in dirComps:
if d is None:
continue
if not filter(d):
continue
args = ''
try:
obj = getattr(obj_to_complete, d)
except: #just ignore and get it without aditional info
ret.append((d, '', args, TYPE_BUILTIN))
else:
if getCompleteInfo:
try:
retType = TYPE_BUILTIN
#check if we have to get docs
getDoc = True
for class_ in dontGetDocsOn:
if isinstance(obj, class_):
getDoc = False
break
doc = ''
if getDoc:
#no need to get this info... too many constants are defined and
#makes things much slower (passing all that through sockets takes quite some time)
try:
doc = inspect.getdoc(obj)
if doc is None:
doc = ''
except: #may happen on jython when checking java classes (so, just ignore it)
doc = ''
if inspect.ismethod(obj) or inspect.isbuiltin(obj) or inspect.isfunction(obj) or inspect.isroutine(obj):
try:
args, vargs, kwargs, defaults = inspect.getargspec(obj)
r = ''
for a in (args):
if len(r) > 0:
r = r + ', '
r = r + str(a)
args = '(%s)' % (r)
except TypeError:
#ok, let's see if we can get the arguments from the doc
args = '()'
try:
found = False
if len(doc) > 0:
if IS_IPY:
#Handle case where we have the situation below
#sort(self, object cmp, object key)
#sort(self, object cmp, object key, bool reverse)
#sort(self)
#sort(self, object cmp)
#Or: sort(self: list, cmp: object, key: object)
#sort(self: list, cmp: object, key: object, reverse: bool)
#sort(self: list)
#sort(self: list, cmp: object)
if hasattr(obj, '__name__'):
name = obj.__name__+'('
#Fix issue where it was appearing sort(aa)sort(bb)sort(cc) in the same line.
lines = doc.splitlines()
if len(lines) == 1:
c = doc.count(name)
if c > 1:
doc = ('\n'+name).join(doc.split(name))
major = ''
for line in doc.splitlines():
if line.startswith(name) and line.endswith(')'):
if len(line) > len(major):
major = line
if major:
args = major[major.index('('):]
found = True
if not found:
i = doc.find('->')
if i < 0:
i = doc.find('--')
if i < 0:
i = doc.find('\n')
if i < 0:
i = doc.find('\r')
if i > 0:
s = doc[0:i]
s = s.strip()
#let's see if we have a docstring in the first line
if s[-1] == ')':
start = s.find('(')
if start >= 0:
end = s.find('[')
if end <= 0:
end = s.find(')')
if end <= 0:
end = len(s)
args = s[start:end]
if not args[-1] == ')':
args = args + ')'
#now, get rid of unwanted chars
l = len(args) - 1
r = []
for i in range(len(args)):
if i == 0 or i == l:
r.append(args[i])
else:
r.append(CheckChar(args[i]))
args = ''.join(r)
if IS_IPY:
if args.startswith('(self:'):
i = args.find(',')
if i >= 0:
args = '(self'+args[i:]
else:
args = '(self)'
i = args.find(')')
if i > 0:
args = args[:i+1]
except:
pass
retType = TYPE_FUNCTION
elif inspect.isclass(obj):
retType = TYPE_CLASS
elif inspect.ismodule(obj):
retType = TYPE_IMPORT
else:
retType = TYPE_ATTR
#add token and doc to return - assure only strings.
ret.append((d, doc, args, retType))
except: #just ignore and get it without aditional info
ret.append((d, '', args, TYPE_BUILTIN))
else: #getCompleteInfo == False
if inspect.ismethod(obj) or inspect.isbuiltin(obj) or inspect.isfunction(obj) or inspect.isroutine(obj):
retType = TYPE_FUNCTION
elif inspect.isclass(obj):
retType = TYPE_CLASS
elif inspect.ismodule(obj):
retType = TYPE_IMPORT
else:
retType = TYPE_ATTR
#ok, no complete info, let's try to do this as fast and clean as possible
#so, no docs for this kind of information, only the signatures
ret.append((d, '', str(args), retType))
return ret
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