fix python 3.7 compatibility issues

imryche · Mar 20, 2024 · 501077b · 501077b
1 parent 07ecb06
commit 501077b
Showing 1 changed file with 12 additions and 1 deletion.
diff --git a/blockkit/components.py b/blockkit/components.py
@@ -1,10 +1,21 @@
 import json
 from typing import Any, List, Type
-from typing import get_origin, get_args, get_type_hints
+from typing import get_type_hints
 
 from pydantic import BaseModel, model_validator
 
 
+try:
+    from typing import get_origin, get_args
+except ImportError:
+
+    def get_origin(tp):
+        return getattr(tp, "__origin__", None)
+
+    def get_args(tp):
+        return getattr(tp, "__args__", ())
+
+
 class Component(BaseModel):
     @model_validator(mode="after")
     def expand_strings(self) -> Any: