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fine-grained-suggest.test
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fine-grained-suggest.test
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[case testSuggestCallsites1]
# suggest: --callsites foo.foo
[file foo.py]
def foo(arg):
return 12
var = 0
[file bar.py]
from foo import foo
def bar() -> None:
foo('abc')
foo(arg='xyz')
args = ['']
foo(*args)
kwds = {'arg': ''}
foo(**kwds)
[builtins fixtures/dict.pyi]
[out]
bar.py:3: (str)
bar.py:4: (arg=str)
bar.py:6: (*typing.List[str])
bar.py:8: (**typing.Dict[str, str])
==
[case testSuggestCallsitesStep2]
# suggest2: --callsites foo.foo
[file foo.py]
def foo(arg):
return 12
var = 0
[file bar.py]
from foo import foo
def bar() -> None:
foo('abc')
foo(arg='xyz')
args = ['']
foo(*args)
kwds = {'arg': ''}
foo(**kwds)
[builtins fixtures/dict.pyi]
[out]
==
bar.py:3: (str)
bar.py:4: (arg=str)
bar.py:6: (*typing.List[str])
bar.py:8: (**typing.Dict[str, str])
[case testSuggestInferFunc1]
# flags: --strict-optional
# suggest: foo.foo
[file foo.py]
def foo(arg, lol=None):
if isinstance(arg, int):
arg+1
else:
assert arg
arg+'1'
[file bar.py]
from foo import foo
def bar() -> None:
foo('abc')
foo(lol=10, arg=10)
foo(None)
def untyped(x) -> None:
foo(x)
[builtins fixtures/isinstancelist.pyi]
[out]
(Union[str, int, None], Optional[int]) -> None
==
[case testSuggestInferFunc2]
# flags: --strict-optional
# suggest: foo.foo
[file foo.py]
def foo(arg):
return arg
[file bar.py]
from foo import foo
def thing() -> str:
return ''
def bar() -> None:
# We stick it in a list so that the argument type is marked as "inferred",
# which we want to make sure doesn't show up.
x = ['hello']
foo(x[0])
[builtins fixtures/isinstancelist.pyi]
[out]
(str) -> str
==
[case testSuggestInferFuncAny1]
# suggest: foo.foo
# suggest: foo.bar
[file foo.py]
def foo(arg):
return arg.x
def bar(arg):
pass
[file bar.py]
from foo import bar
bar(None)
[out]
(Any) -> Any
(Optional[Any]) -> None
==
[case testSuggestInferFuncAny2]
# suggest: --no-any foo.foo
# suggest: --no-any foo.bar
[file foo.py]
def foo(arg):
return arg.x
def bar(arg):
pass
[file bar.py]
from foo import bar
bar(None)
[out]
No guesses that match criteria!
No guesses that match criteria!
==
[case testSuggestInferTuple]
# suggest: --no-any foo.foo
[file foo.py]
def foo():
return 1, "1"
[out]
() -> Tuple[int, str]
==
[case testSuggestInferNamedTuple]
# suggest: foo.foo
[file foo.py]
from typing import NamedTuple
N = NamedTuple('N', [('x', int)])
def foo():
return N(1)
[out]
() -> foo.N
==
[case testSuggestReexportNaming]
# suggest: foo.foo
[file foo.py]
from bar import A
def foo(x):
return A(), A.C()
[file bar.py]
from baz import A
[file baz.py]
class A:
class C:
...
class B: ...
[file caller.py]
from foo import foo
from baz import B
foo(B())
[out]
(baz.B) -> Tuple[foo.A, foo:A.C]
==
[case testSuggestInferInit]
# suggest: foo.Foo.__init__
[file foo.py]
class Foo:
def __init__(self, arg):
self.arg = arg
[file bar.py]
from foo import Foo
Foo('lol')
[out]
(str) -> None
==
[case testSuggestTryText]
# flags: --py2
# suggest: --try-text foo.foo
[file foo.py]
def foo(s):
return s
[file bar.py]
from foo import foo
foo('lol')
[out]
(Text) -> Text
==
[case testSuggestInferMethod1]
# flags: --strict-optional
# suggest: --no-any foo.Foo.foo
[file foo.py]
class Foo:
def __init__(self) -> None:
self.y = '10'
def foo(self, arg, lol=None):
if isinstance(arg, int):
return arg+1
else:
assert arg
return arg+self.y
[file bar.py]
from foo import Foo
def bar() -> None:
x = Foo()
x.foo('abc')
x.foo(lol=10, arg=10)
x.foo(None)
[builtins fixtures/isinstancelist.pyi]
[out]
(Union[str, int, None], Optional[int]) -> object
==
[case testSuggestInferMethod2]
# flags: --strict-optional
# suggest: foo.Foo.foo
[file foo.py]
class Foo:
def i(self, x: int) -> int: return x
def s(self, x: str) -> str: return x
def foo(self, arg, lol=None):
if isinstance(arg, int):
return self.i(arg)
else:
assert arg
return self.s(arg)
[file bar.py]
from typing import Union
from foo import Foo
def bar() -> None:
x = Foo()
x.foo('abc')
x.foo(lol=10, arg=10)
a: Union[str, int] = x.foo(None)
[builtins fixtures/isinstancelist.pyi]
[out]
(Union[str, int, None], Optional[int]) -> Union[int, str]
==
[case testSuggestInferMethod3]
# flags: --strict-optional
# suggest2: foo.Foo.foo
[file foo.py]
class Foo:
def foo(self, lol = None):
pass
def lol(self) -> None:
self.foo('lol')
[file bar.py]
from foo import Foo
def bar() -> None:
x = Foo()
x.foo('abc')
[builtins fixtures/isinstancelist.pyi]
[out]
==
(Optional[str]) -> None
[case testSuggestInferFunctionUnreachable]
# flags: --strict-optional
# suggest: foo.foo
[file foo.py]
import sys
def foo(lol):
if sys.platform == 'nothing':
return lol
else:
return lol + lol
[file bar.py]
from foo import foo
foo('test')
[builtins fixtures/isinstancelist.pyi]
[out]
(str) -> str
==
[case testSuggestInferMethodStep2]
# flags: --strict-optional
# suggest2: foo.Foo.foo
[file foo.py]
class Foo:
def i(self, x: int) -> int: return x
def s(self, x: str) -> str: return x
def foo(self, arg, lol=None):
if isinstance(arg, int):
return self.i(arg)
else:
assert arg
return self.s(arg)
[file bar.py]
from typing import Union
from foo import Foo
def bar() -> None:
x = Foo()
x.foo('abc')
x.foo(lol=10, arg=10)
a: Union[str, int] = x.foo(None)
[builtins fixtures/isinstancelist.pyi]
[out]
==
(Union[str, int, None], Optional[int]) -> Union[int, str]
[case testSuggestInferNestedMethod]
# flags: --strict-optional
# suggest: foo.Foo.Bar.baz
[file foo.py]
class Foo:
class Bar:
def baz(self, lol):
return lol
[file bar.py]
from foo import Foo
def bar() -> None:
x = Foo.Bar()
x.baz('abc')
[builtins fixtures/isinstancelist.pyi]
[out]
(str) -> str
==
[case testSuggestCallable]
# flags: --strict-optional
# suggest: foo.foo
# suggest: foo.bar
# suggest: --flex-any=0.9 foo.bar
# suggest: foo.baz
# suggest: foo.quux
[file foo.py]
def foo(f):
return f(0, "lol")
def bar(f):
return f(0, "lol", 100)
def baz(f):
return f(y=1) + f(x=10, y=1)
def quux(f):
return f(1)
[file bar.py]
from typing import Any
from foo import foo, bar, baz, quux
def whatever(x: int, y: str) -> int:
return 0
def starargs(*args: Any) -> int:
return 0
def named(*, x: int = 0, y: int) -> str:
return '0'
# we don't properly handle default really. we just assume it is
# actually required.
def default(x: int = 0) -> str:
return '0'
def test() -> None:
foo(whatever)
bar(starargs)
baz(named)
quux(default)
[out]
(Callable[[int, str], int]) -> int
(Callable[..., int]) -> int
No guesses that match criteria!
(Callable[..., str]) -> str
(Callable[[int], str]) -> str
==
[case testSuggestNewSemanal]
# flags: --strict-optional
# suggest: foo.Foo.foo
# suggest: foo.foo
[file foo.py]
class Foo:
def __init__(self) -> None:
self.y = '10'
def foo(self, arg, lol=None):
if isinstance(arg, int):
return arg+1
else:
assert arg
return arg+self.y
def foo(arg, lol=None):
if isinstance(arg, int):
arg+1
else:
assert arg
arg+'1'
[file bar.py]
from foo import Foo, foo
def bar() -> None:
x = Foo()
x.foo('abc')
x.foo(lol=10, arg=10)
x.foo(None)
def baz() -> None:
foo('abc')
foo(lol=10, arg=10)
foo(None)
[builtins fixtures/isinstancelist.pyi]
[out]
(Union[str, int, None], Optional[int]) -> object
(Union[str, int, None], Optional[int]) -> None
==
[case testSuggestInferFuncDecorator1]
# flags: --strict-optional
# suggest: foo.foo
[file foo.py]
from typing import TypeVar
F = TypeVar('F')
def dec(x: F) -> F:
return x
@dec
def foo(arg):
return arg
[file bar.py]
from foo import foo
def bar() -> None:
foo('abc')
[builtins fixtures/isinstancelist.pyi]
[out]
(str) -> str
==
[case testSuggestInferFuncDecorator2]
# flags: --strict-optional
# suggest: foo.foo
[file foo.py]
from typing import TypeVar, Callable, Any
F = TypeVar('F', bound=Callable[..., Any])
def dec(x: F) -> F:
return x
@dec
def foo(arg):
return arg
[file bar.py]
from foo import foo
def bar() -> None:
foo('abc')
[builtins fixtures/isinstancelist.pyi]
[out]
(str) -> str
==
[case testSuggestInferFuncDecorator3]
# flags: --strict-optional
# suggest: foo.foo
[file foo.py]
from typing import TypeVar, Callable, Any
F = TypeVar('F', bound=Callable[..., Any])
def dec(s: str) -> Callable[[F], F]:
def f(x: F) -> F:
return x
return f
@dec('lol')
def foo(arg):
return arg
[file bar.py]
from foo import foo
def bar() -> None:
foo('abc')
[builtins fixtures/isinstancelist.pyi]
[out]
(str) -> str
==
[case testSuggestInferFuncDecorator4]
# flags: --strict-optional
# suggest: foo.foo
[file dec.py]
from typing import TypeVar, Callable, Any
F = TypeVar('F', bound=Callable[..., Any])
def dec(s: str) -> Callable[[F], F]:
def f(x: F) -> F:
return x
return f
[file foo.py]
import dec
@dec.dec('lol')
def foo(arg):
return arg
[file bar.py]
from foo import foo
def bar() -> None:
foo('abc')
[builtins fixtures/isinstancelist.pyi]
[out]
(str) -> str
==
[case testSuggestFlexAny1]
# flags: --strict-optional
# suggest: --flex-any=0.4 m.foo
# suggest: --flex-any=0.7 m.foo
# suggest: --flex-any=0.4 m.bar
# suggest: --flex-any=0.6 m.bar
# suggest2: --flex-any=0.4 m.foo
# suggest2: --flex-any=0.7 m.foo
[file m.py]
from typing import Any
any: Any
def foo(arg):
return 0
def bar(x, y):
return any
[file n.py]
from typing import Any
any: Any
from m import foo, bar
def wtvr() -> None:
foo(any)
bar(1, 2)
[file n.py.2]
from typing import Any
any: Any
from m import foo, bar
def wtvr() -> None:
foo([any])
[builtins fixtures/isinstancelist.pyi]
[out]
(Any) -> int
No guesses that match criteria!
(int, int) -> Any
No guesses that match criteria!
==
(typing.List[Any]) -> int
(typing.List[Any]) -> int
[case testSuggestFlexAny2]
# flags: --strict-optional
# suggest: --flex-any=0.5 m.baz
# suggest: --flex-any=0.0 m.baz
# suggest: --flex-any=0.5 m.F.foo
# suggest: --flex-any=0.7 m.F.foo
# suggest: --flex-any=0.7 m.noargs
[file m.py]
# Test mostly corner cases
# Test that a None return doesn't get counted
def baz(x):
pass
class F:
# Test that self doesn't get counted
def foo(self, x):
return 0
# Make sure we don't crash on noarg functions
def noargs():
pass
[builtins fixtures/isinstancelist.pyi]
[out]
No guesses that match criteria!
(Any) -> None
(Any) -> int
No guesses that match criteria!
() -> None
==
[case testSuggestInferClassMethod]
# flags: --strict-optional
# suggest: foo.F.bar
# suggest: foo.F.baz
[file foo.py]
class F:
@classmethod
def bar(cls, x, y):
return x
@staticmethod
def baz(x, y):
return x
[file bar.py]
from foo import F
def bar(iany) -> None:
F.bar(0, iany)
F().bar(0, 5)
F.baz('lol', iany)
F().baz('lol', 10)
[builtins fixtures/classmethod.pyi]
[out]
(int, int) -> int
(str, int) -> str
==
[case testSuggestColonBasic]
# suggest: tmp/foo.py:1
# suggest: tmp/bar/baz.py:2
[file foo.py]
def func(arg):
return 0
func('test')
from bar.baz import C
C().method('test')
[file bar/__init__.py]
[file bar/baz.py]
class C:
def method(self, x):
return 0
[out]
(str) -> int
(str) -> int
==
[case testSuggestColonBadLocation]
# suggest: tmp/foo.py:7:8:9
[file foo.py]
[out]
Malformed location for function: tmp/foo.py:7:8:9. Must be either package.module.Class.method or path/to/file.py:line
==
[case testSuggestColonBadLine]
# suggest: tmp/foo.py:bad
[file foo.py]
[out]
Line number must be a number. Got bad
==
[case testSuggestColonBadFile]
# suggest: tmp/foo.txt:1
[file foo.txt]
def f(): pass
[out]
Source file is not a Python file
==
[case testSuggestColonUnknownLine]
# suggest: tmp/foo.py:42
[file foo.py]
def func(x):
return 0
func('test')
[out]
Cannot find a function at line 42
==
[case testSuggestColonClass]
# suggest: tmp/foo.py:1
[file foo.py]
class C:
pass
[out]
Cannot find a function at line 1
==
[case testSuggestColonDecorator]
# suggest: tmp/foo.py:6
[file foo.py]
from typing import TypeVar, Callable, Any
F = TypeVar('F', bound=Callable[..., Any])
def deco(f: F) -> F: ...
@deco
def func(arg):
return 0
func('test')
[out]
(str) -> int
==
[case testSuggestColonMethod]
# suggest: tmp/foo.py:3
[file foo.py]
class Out:
class In:
def method(self, x):
return Out()
x: Out.In
x.method(x)
[out]
(foo:Out.In) -> foo.Out
==
[case testSuggestColonMethodJSON]
# suggest: --json tmp/foo.py:3
[file foo.py]
class Out:
class In:
def method(self, x):
return Out()
x: Out.In
x.method(x)
[out]
[[{"func_name": "Out.In.method", "line": 3, "path": "tmp/foo.py", "samples": 0, "signature": {"arg_types": ["foo:Out.In"], "return_type": "foo.Out"}}]
==
[case testSuggestColonNonPackageDir]
# cmd: mypy foo/bar/baz.py
# suggest: tmp/foo/bar/baz.py:1
[file foo/bar/baz.py]
def func(arg):
return 0
func('test')
[out]
(str) -> int
==