def execute(self, obj, arguments=(), trailer=None):
if not isinstance(arguments, param.Arguments):
arguments = param.Arguments(self, arguments, trailer)
if self.is_analysis:
arguments.eval_all()
if obj.isinstance(er.Function):
obj = obj.get_decorated_func()
debug.dbg('execute: %s %s', obj, arguments)
try:
# Some stdlib functions like super(), namedtuple(), etc. have been
# hard-coded in Jedi to support them.
return stdlib.execute(self, obj, arguments)
except stdlib.NotInStdLib:
pass
try:
func = obj.py__call__
except AttributeError:
debug.warning("no execution possible %s", obj)
return set()
else:
types = func(arguments)
debug.dbg('execute result: %s in %s', types, obj)
return types
def _check_isinstance_type(evaluator, element, search_name):
try:
assert element.type == 'power'
# this might be removed if we analyze and, etc
assert len(element.children) == 2
first, trailer = element.children
assert isinstance(first, pr.Name) and first.value == 'isinstance'
assert trailer.type == 'trailer' and trailer.children[0] == '('
assert len(trailer.children) == 3
# arglist stuff
arglist = trailer.children[1]
args = param.Arguments(evaluator, arglist, trailer)
lst = list(args.unpack())
# Disallow keyword arguments
assert len(lst) == 2 and lst[0][0] is None and lst[1][0] is None
name = lst[0][1][0] # first argument, values, first value
# Do a simple get_code comparison. They should just have the same code,
# and everything will be all right.
classes = lst[1][1][0]
call = helpers.call_of_name(search_name)
assert name.get_code() == call.get_code()
except AssertionError:
return []
result = []
for typ in evaluator.eval_element(classes):
for typ in (typ.values()
if isinstance(typ, iterable.Array) else [typ]):
result += evaluator.execute(typ)
return result
def py__bases__(self, evaluator):
arglist = self.base.get_super_arglist()
if arglist:
args = param.Arguments(self._evaluator, arglist)
return list(chain.from_iterable(args.eval_args()))
else:
return [compiled.object_obj]
def _check_isinstance_type(evaluator, element, search_name):
try:
assert element.type in ('power', 'atom_expr')
# this might be removed if we analyze and, etc
assert len(element.children) == 2
first, trailer = element.children
assert isinstance(first, tree.Name) and first.value == 'isinstance'
assert trailer.type == 'trailer' and trailer.children[0] == '('
assert len(trailer.children) == 3
# arglist stuff
arglist = trailer.children[1]
args = param.Arguments(evaluator, arglist, trailer)
lst = list(args.unpack())
# Disallow keyword arguments
assert len(lst) == 2 and lst[0][0] is None and lst[1][0] is None
name = lst[0][1][0] # first argument, values, first value
# Do a simple get_code comparison. They should just have the same code,
# and everything will be all right.
classes = lst[1][1][0]
call = helpers.call_of_leaf(search_name)
assert name.get_code(normalized=True) == call.get_code(normalized=True)
except AssertionError:
return set()
result = set()
for cls_or_tup in evaluator.eval_element(classes):
if isinstance(cls_or_tup,
iterable.Array) and cls_or_tup.type == 'tuple':
for typ in unite(cls_or_tup.py__iter__()):
result |= evaluator.execute(typ)
else:
result |= evaluator.execute(cls_or_tup)
return result
def check_array_instances(evaluator, instance):
"""Used for set() and list() instances."""
if not settings.dynamic_array_additions:
return instance.var_args
ai = _ArrayInstance(evaluator, instance)
from jedi.evaluate import param
return param.Arguments(evaluator, [AlreadyEvaluated([ai])])
def builtins_reversed(evaluator, sequences, obj):
# Unpack the iterator values
objects = tuple(iterable.get_iterator_types(sequences))
rev = [iterable.AlreadyEvaluated([o]) for o in reversed(objects)]
# Repack iterator values and then run it the normal way. This is
# necessary, because `reversed` is a function and autocompletion
# would fail in certain cases like `reversed(x).__iter__` if we
# just returned the result directly.
rev = iterable.AlreadyEvaluated(
[iterable.FakeSequence(evaluator, rev, 'list')])
return [er.Instance(evaluator, obj, param.Arguments(evaluator, [rev]))]
def builtins_reversed(evaluator, sequences, obj, arguments):
# While we could do without this variable (just by using sequences), we
# want static analysis to work well. Therefore we need to generated the
# values again.
first_arg = next(arguments.as_tuple())[0]
ordered = list(iterable.py__iter__(evaluator, sequences, first_arg))
rev = [iterable.AlreadyEvaluated(o) for o in reversed(ordered)]
# Repack iterator values and then run it the normal way. This is
# necessary, because `reversed` is a function and autocompletion
# would fail in certain cases like `reversed(x).__iter__` if we
# just returned the result directly.
rev = iterable.AlreadyEvaluated(
[iterable.FakeSequence(evaluator, rev, 'list')]
)
return set([er.Instance(evaluator, obj, param.Arguments(evaluator, [rev]))])
