Upload type_utils.py with huggingface_hub
Browse files- type_utils.py +69 -50
type_utils.py
CHANGED
@@ -19,21 +19,30 @@ def isoftype(object, type):
|
|
19 |
bool: True if the object is of the specified type, False otherwise.
|
20 |
|
21 |
Examples:
|
22 |
-
|
23 |
-
|
24 |
-
|
25 |
-
True
|
26 |
-
|
27 |
-
False
|
28 |
-
|
29 |
-
True
|
30 |
"""
|
|
|
|
|
|
|
31 |
if hasattr(type, "__origin__"):
|
32 |
origin = type.__origin__
|
33 |
type_args = typing.get_args(type)
|
34 |
|
|
|
|
|
|
|
|
|
|
|
|
|
35 |
if origin is list or origin is set:
|
36 |
return all(isoftype(element, type_args[0]) for element in object)
|
|
|
37 |
if origin is dict:
|
38 |
return all(
|
39 |
isoftype(key, type_args[0]) and isoftype(value, type_args[1])
|
@@ -46,8 +55,6 @@ def isoftype(object, type):
|
|
46 |
)
|
47 |
return None
|
48 |
|
49 |
-
if type == typing.Any:
|
50 |
-
return True
|
51 |
return isinstance(object, type)
|
52 |
|
53 |
|
@@ -141,17 +148,21 @@ def get_origin(type_):
|
|
141 |
Return None for unsupported types.
|
142 |
|
143 |
Examples:
|
144 |
-
|
145 |
-
|
146 |
-
|
147 |
-
|
148 |
-
|
149 |
-
|
150 |
-
|
151 |
-
|
152 |
-
|
153 |
-
|
154 |
-
|
|
|
|
|
|
|
|
|
155 |
"""
|
156 |
if hasattr(typing, "get_origin"): # python 3.8+
|
157 |
_getter = typing.get_origin
|
@@ -185,15 +196,18 @@ def get_args(type_) -> typing.Tuple:
|
|
185 |
For unions, basic simplifications used by Union constructor are performed.
|
186 |
|
187 |
Examples:
|
188 |
-
|
189 |
-
|
190 |
-
|
191 |
-
|
192 |
-
|
193 |
-
|
194 |
-
|
195 |
-
|
196 |
-
|
|
|
|
|
|
|
197 |
"""
|
198 |
if hasattr(typing, "get_args"): # python 3.8+
|
199 |
_getter = typing.get_args
|
@@ -440,25 +454,30 @@ def issubtype(
|
|
440 |
Also works for nested types including ForwardRefs.
|
441 |
|
442 |
Examples:
|
443 |
-
|
444 |
-
|
445 |
-
|
446 |
-
|
447 |
-
|
448 |
-
|
449 |
-
|
450 |
-
|
451 |
-
|
452 |
-
|
453 |
-
|
454 |
-
|
455 |
-
|
456 |
-
|
457 |
-
typing.
|
458 |
-
|
459 |
-
|
460 |
-
|
461 |
-
|
462 |
-
|
|
|
|
|
|
|
|
|
|
|
463 |
"""
|
464 |
return _is_normal_subtype(normalize(left), normalize(right), forward_refs)
|
|
|
19 |
bool: True if the object is of the specified type, False otherwise.
|
20 |
|
21 |
Examples:
|
22 |
+
.. highlight:: python
|
23 |
+
.. code-block:: python
|
24 |
+
|
25 |
+
isoftype(1, int) # True
|
26 |
+
isoftype([1, 2, 3], typing.List[int]) # True
|
27 |
+
isoftype([1, 2, 3], typing.List[str]) # False
|
28 |
+
isoftype([[1, 2], [3, 4]], typing.List[typing.List[int]]) # True
|
|
|
29 |
"""
|
30 |
+
if type == typing.Any:
|
31 |
+
return True
|
32 |
+
|
33 |
if hasattr(type, "__origin__"):
|
34 |
origin = type.__origin__
|
35 |
type_args = typing.get_args(type)
|
36 |
|
37 |
+
if origin is typing.Union:
|
38 |
+
return any(isoftype(object, sub_type) for sub_type in type_args)
|
39 |
+
|
40 |
+
if not isinstance(object, origin):
|
41 |
+
return False
|
42 |
+
|
43 |
if origin is list or origin is set:
|
44 |
return all(isoftype(element, type_args[0]) for element in object)
|
45 |
+
|
46 |
if origin is dict:
|
47 |
return all(
|
48 |
isoftype(key, type_args[0]) and isoftype(value, type_args[1])
|
|
|
55 |
)
|
56 |
return None
|
57 |
|
|
|
|
|
58 |
return isinstance(object, type)
|
59 |
|
60 |
|
|
|
148 |
Return None for unsupported types.
|
149 |
|
150 |
Examples:
|
151 |
+
Here are some code examples using `get_origin` from the `typing_utils` module:
|
152 |
+
|
153 |
+
.. code-block:: python
|
154 |
+
|
155 |
+
from typing_utils import get_origin
|
156 |
+
|
157 |
+
# Examples of get_origin usage
|
158 |
+
get_origin(Literal[42]) is Literal # True
|
159 |
+
get_origin(int) is None # True
|
160 |
+
get_origin(ClassVar[int]) is ClassVar # True
|
161 |
+
get_origin(Generic) is Generic # True
|
162 |
+
get_origin(Generic[T]) is Generic # True
|
163 |
+
get_origin(Union[T, int]) is Union # True
|
164 |
+
get_origin(List[Tuple[T, T]][int]) == list # True
|
165 |
+
|
166 |
"""
|
167 |
if hasattr(typing, "get_origin"): # python 3.8+
|
168 |
_getter = typing.get_origin
|
|
|
196 |
For unions, basic simplifications used by Union constructor are performed.
|
197 |
|
198 |
Examples:
|
199 |
+
Here are some code examples using `get_args` from the `typing_utils` module:
|
200 |
+
|
201 |
+
.. code-block:: python
|
202 |
+
|
203 |
+
from typing_utils import get_args
|
204 |
+
|
205 |
+
# Examples of get_args usage
|
206 |
+
get_args(Dict[str, int]) == (str, int) # True
|
207 |
+
get_args(int) == () # True
|
208 |
+
get_args(Union[int, Union[T, int], str][int]) == (int, str) # True
|
209 |
+
get_args(Union[int, Tuple[T, int]][str]) == (int, Tuple[str, int]) # True
|
210 |
+
get_args(Callable[[], T][int]) == ([], int) # True
|
211 |
"""
|
212 |
if hasattr(typing, "get_args"): # python 3.8+
|
213 |
_getter = typing.get_args
|
|
|
454 |
Also works for nested types including ForwardRefs.
|
455 |
|
456 |
Examples:
|
457 |
+
Here are some code examples using `issubtype` from the `typing_utils` module:
|
458 |
+
|
459 |
+
.. code-block:: python
|
460 |
+
|
461 |
+
from typing_utils import issubtype
|
462 |
+
|
463 |
+
# Examples of issubtype checks
|
464 |
+
issubtype(typing.List, typing.Any) # True
|
465 |
+
issubtype(list, list) # True
|
466 |
+
issubtype(list, typing.List) # True
|
467 |
+
issubtype(list, typing.Sequence) # True
|
468 |
+
issubtype(typing.List[int], list) # True
|
469 |
+
issubtype(typing.List[typing.List], list) # True
|
470 |
+
issubtype(list, typing.List[int]) # False
|
471 |
+
issubtype(list, typing.Union[typing.Tuple, typing.Set]) # False
|
472 |
+
issubtype(typing.List[typing.List], typing.List[typing.Sequence]) # True
|
473 |
+
|
474 |
+
# Example with custom JSON type
|
475 |
+
JSON = typing.Union[
|
476 |
+
int, float, bool, str, None, typing.Sequence["JSON"],
|
477 |
+
typing.Mapping[str, "JSON"]
|
478 |
+
]
|
479 |
+
issubtype(str, JSON, forward_refs={'JSON': JSON}) # True
|
480 |
+
issubtype(typing.Dict[str, str], JSON, forward_refs={'JSON': JSON}) # True
|
481 |
+
issubtype(typing.Dict[str, bytes], JSON, forward_refs={'JSON': JSON}) # False
|
482 |
"""
|
483 |
return _is_normal_subtype(normalize(left), normalize(right), forward_refs)
|