Update type hints for regex and pattern parameters to support re.Pattern

Author: stickm4n

sqlmodel/main.py

@@ -266,10 +266,10 @@ def Field(
     max_length: int | None = None,
     allow_mutation: bool = True,
     regex: Annotated[
-        str | None,
+        str | re.Pattern[str] | None,
         deprecated(REGEX_PARAM_DEPRECATION_MSG),
     ] = None,
-    pattern: str | None = None,
+    pattern: str | re.Pattern[str] | None = None,
     discriminator: str | None = None,
     repr: bool = True,
     primary_key: bool | UndefinedType = Undefined,
@@ -313,10 +313,10 @@ def Field(
     max_length: int | None = None,
     allow_mutation: bool = True,
     regex: Annotated[
-        str | None,
+        str | re.Pattern[str] | None,
         deprecated(REGEX_PARAM_DEPRECATION_MSG),
     ] = None,
-    pattern: str | None = None,
+    pattern: str | re.Pattern[str] | None = None,
     discriminator: str | None = None,
     repr: bool = True,
     primary_key: bool | UndefinedType = Undefined,
@@ -369,10 +369,10 @@ def Field(
     max_length: int | None = None,
     allow_mutation: bool = True,
     regex: Annotated[
-        str | None,
+        str | re.Pattern[str] | None,
         deprecated(REGEX_PARAM_DEPRECATION_MSG),
     ] = None,
-    pattern: str | None = None,
+    pattern: str | re.Pattern[str] | None = None,
     discriminator: str | None = None,
     repr: bool = True,
     sa_column: Column[Any] | UndefinedType = Undefined,
@@ -406,10 +406,10 @@ def Field(
     max_length: int | None = None,
     allow_mutation: bool = True,
     regex: Annotated[
-        str | None,
+        str | re.Pattern[str] | None,
         deprecated(REGEX_PARAM_DEPRECATION_MSG),
     ] = None,
-    pattern: str | None = None,
+    pattern: str | re.Pattern[str] | None = None,
     discriminator: str | None = None,
     repr: bool = True,
     primary_key: bool | UndefinedType = Undefined,