Keep v1 compatibility

cloudpathlib/anypath.py

@@ -56,6 +56,19 @@ def validate(cls, v: str) -> Union[CloudPath, Path]:
             #  https://docs.pydantic.dev/2.0/migration/#typeerror-is-no-longer-converted-to-validationerror-in-validators
             raise ValueError(e)
 
+    @classmethod
+    def __get_validators__(cls):
+        """Pydantic special method. See
+        https://pydantic-docs.helpmanual.io/usage/types/#custom-data-types"""
+        yield cls._validate
+
+    @classmethod
+    def _validate(cls, value) -> Union[CloudPath, Path]:
+        """Used as a Pydantic validator. See
+        https://pydantic-docs.helpmanual.io/usage/types/#custom-data-types"""
+        # Note __new__ is static method and not a class method
+        return cls.__new__(cls, value)
+
 
 AnyPath.register(CloudPath)  # type: ignore
 AnyPath.register(Path)

cloudpathlib/cloudpath.py

@@ -1132,6 +1132,18 @@ def validate(cls, v: str) -> Self:
         https://docs.pydantic.dev/2.0/usage/types/custom/"""
         return cls(v)
 
+    @classmethod
+    def __get_validators__(cls) -> Generator[Callable[[Any], Self], None, None]:
+        """Pydantic special method. See
+        https://pydantic-docs.helpmanual.io/usage/types/#custom-data-types"""
+        yield cls._validate
+
+    @classmethod
+    def _validate(cls, value: Any) -> Self:
+        """Used as a Pydantic validator. See
+        https://pydantic-docs.helpmanual.io/usage/types/#custom-data-types"""
+        return cls(value)
+
 
 # The function resolve is not available on Pure paths because it removes relative
 # paths and symlinks. We _just_ want the relative path resolution for

docs/docs/integrations.md

@@ -4,15 +4,6 @@
 
 `cloudpathlib` integrates with [Pydantic](https://pydantic-docs.helpmanual.io/)'s data validation. You can declare fields with cloud path classes, and Pydantic's validation mechanisms will run inputs through the cloud path's constructor.
 
-### Compatibility table
-
-| `pydantic` version | `cloudpathlib` version |
-| --- | --- |
-| `>=2.0.0` | `>=0.15.2` |
-| `<2.0.0` | `<0.15.2` |
-
-### Example
-
 ```python
 from cloudpathlib import S3Path
 from pydantic import BaseModel