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Update _erg_std_prelude.py

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This commit is contained in:
Shunsuke Shibayama 2022-10-21 20:55:52 +09:00
parent 392812b150
commit 4fb43e520e
1 changed files with 3 additions and 3 deletions
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6
compiler/erg_compiler/lib/std/_erg_std_prelude.py
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@ -26,13 +26,13 @@ def in_operator(x, y):
return True return True
# TODO: trait check # TODO: trait check
return False return False
elif (type(y) == list or type(y) == set) \ elif (issubclass(type(y), list) or issubclass(type(y), set)) \
and (type(y[0]) == type or issubclass(type(y[0]), Range)): and (type(y[0]) == type or issubclass(type(y[0]), Range)):
# FIXME: # FIXME:
type_check = in_operator(x[0], y[0]) type_check = in_operator(x[0], y[0])
len_check = len(x) == len(y) len_check = len(x) == len(y)
return type_check and len_check return type_check and len_check
elif type(y) == dict and type(next(iter(y.keys()))) == type: elif issubclass(type(y), dict) and issubclass(type(next(iter(y.keys()))), type):
# TODO: # TODO:
type_check = True # in_operator(x[next(iter(x.keys()))], next(iter(y.keys()))) type_check = True # in_operator(x[next(iter(x.keys()))], next(iter(y.keys())))
len_check = len(x) >= len(y) len_check = len(x) >= len(y)
@ -68,7 +68,7 @@ class Bool(Nat):
class Str(str): class Str(str):
def __instancecheck__(cls, obj): def __instancecheck__(cls, obj):
return obj == Str or obj == str return isinstance(obj, str)
def try_new(s: str): # -> Result[Nat] def try_new(s: str): # -> Result[Nat]
if isinstance(s, str): if isinstance(s, str):