Fix ImportError on python <3.7.2

faker/providers/__init__.py

@@ -1,9 +1,11 @@
 import re
 import string
 
-from typing import Any, Collection, List, Optional, OrderedDict, Sequence, TypeVar, Union
+from collections import OrderedDict
+from typing import Any, Collection, List, Optional, Sequence, TypeVar, Union
 
 from ..generator import Generator
+from ..typing import OrderedDictType
 from ..utils.distribution import choices_distribution, choices_distribution_unique
 
 _re_hash = re.compile(r"#")
@@ -15,7 +17,7 @@
 
 S = TypeVar("S")
 T = TypeVar("T")
-ElementsType = Union[Collection[T], OrderedDict[T, float]]
+ElementsType = Union[Collection[T], OrderedDictType[T, float]]
 
 
 class BaseProvider:

faker/typing.py

@@ -1,3 +1,5 @@
+import sys
+
 from datetime import date, datetime, timedelta
 from typing import Sequence, TypeVar, Union
 
@@ -6,6 +8,13 @@
 except ImportError:
     from typing_extensions import Literal  # type: ignore
 
+if sys.version_info >= (3, 9):
+    from collections import OrderedDict as OrderedDictType
+elif sys.version_info >= (3, 7, 2):
+    from typing import OrderedDict as OrderedDictType
+else:
+    from typing_extensions import OrderedDict as OrderedDictType  # NOQA
+
 DateParseType = Union[date, datetime, timedelta, str, int]
 HueType = TypeVar("HueType", str, float, Sequence[int])
 SexLiteral = Literal["M", "F"]