OPT: updated code to Pydantic 2.0 (get rid of deprecation warnings) (#98)

- use Pydantic 2.x syntax

---------

Co-authored-by: wieri494 <[email protected]>
Co-authored-by: Pavel Perestoronin <[email protected]>

Author: 3 people

cachetory/serializers/compressors/zlib.py

@@ -3,7 +3,8 @@
 import zlib
 from urllib.parse import parse_qsl, urlparse
 
-from pydantic import BaseModel, Field, conint
+from pydantic import BaseModel, Field
+from typing_extensions import Annotated
 
 from cachetory.interfaces.serializers import Serializer
 
@@ -28,7 +29,7 @@ def from_url(cls, url: str) -> ZlibCompressor:
         |---------------------|-----------------------------------------------------------------|
         | `compression-level` | From `0` (no compression) to `9` (slowest and best compression) |
         """
-        params = _UrlParams.parse_obj(dict(parse_qsl(urlparse(url).query)))
+        params = _UrlParams.model_validate(dict(parse_qsl(urlparse(url).query)))
         return cls(compression_level=params.compression_level)
 
     def __init__(self, *, compression_level: int = zlib.Z_DEFAULT_COMPRESSION) -> None:
@@ -42,7 +43,7 @@ def deserialize(self, data: bytes) -> bytes:
 
 
 class _UrlParams(BaseModel):
-    compression_level: conint(ge=-1, le=9) = Field(  # type: ignore
+    compression_level: Annotated[int, Field(ge=-1, le=9)] = Field(
         zlib.Z_DEFAULT_COMPRESSION,
         alias="compression-level",
     )

cachetory/serializers/compressors/zstd.py

@@ -3,7 +3,8 @@
 from urllib.parse import parse_qsl, urlparse
 
 import zstd  # type: ignore
-from pydantic import BaseModel, Field, conint
+from pydantic import BaseModel, Field
+from typing_extensions import Annotated
 
 from cachetory.interfaces.serializers import Serializer
 
@@ -35,7 +36,7 @@ def from_url(cls, url: str) -> ZstdCompressor:
         | `compression-level`   | [Compression level](https://github.com/sergey-dryabzhinsky/python-zstd#api) |
         | `compression-threads` | [Number of threads](https://github.com/sergey-dryabzhinsky/python-zstd#api) |
         """
-        params = _UrlParams.parse_obj(dict(parse_qsl(urlparse(url).query)))
+        params = _UrlParams.model_validate(dict(parse_qsl(urlparse(url).query)))
         return cls(compression_level=params.compression_level, compression_threads=params.compression_threads)
 
     def __init__(
@@ -56,4 +57,4 @@ def deserialize(self, data: bytes) -> bytes:
 
 class _UrlParams(BaseModel):
     compression_level: int = Field(3, alias="compression-level")
-    compression_threads: conint(ge=0) = Field(0, alias="compression-threads")  # type: ignore
+    compression_threads: Annotated[int, Field(ge=0)] = Field(0, alias="compression-threads")

cachetory/serializers/pickle.py

@@ -4,7 +4,8 @@
 from typing import Generic
 from urllib.parse import parse_qsl, urlparse
 
-from pydantic import BaseModel, Field, conint
+from pydantic import BaseModel, Field
+from typing_extensions import Annotated
 
 from cachetory.interfaces.serializers import Serializer, ValueT
 
@@ -33,7 +34,7 @@ def from_url(cls, url: str) -> PickleSerializer[ValueT]:
         |-------------------|---------------------------|
         | `pickle-protocol` | `pickle` protocol version |
         """
-        params = _UrlParams.parse_obj(dict(parse_qsl(urlparse(url).query)))
+        params = _UrlParams.model_validate(dict(parse_qsl(urlparse(url).query)))
         return cls(pickle_protocol=params.pickle_protocol)
 
     def __init__(self, pickle_protocol: int = pickle.HIGHEST_PROTOCOL) -> None:
@@ -53,7 +54,7 @@ def deserialize(self, data: bytes) -> ValueT:
 
 
 class _UrlParams(BaseModel):
-    pickle_protocol: conint(ge=0, le=pickle.HIGHEST_PROTOCOL) = Field(  # type: ignore
+    pickle_protocol: Annotated[int, Field(ge=0, le=pickle.HIGHEST_PROTOCOL)] = Field(
         pickle.HIGHEST_PROTOCOL,
         alias="pickle-protocol",
     )

pyproject.toml

@@ -36,7 +36,7 @@ build-backend = "poetry_dynamic_versioning.backend"
 [tool.poetry.dependencies]
 django = {version = "^4.0.0", optional = true}
 ormsgpack = {version = "^1.4.0", optional = true, markers = "platform_python_implementation == 'CPython'"}
-pydantic = "<3.0.0"
+pydantic = ">2.0.0.0, <3.0.0.0"
 python = "^3.8.0"
 redis = {version = "^4.4.2 || ^5.0.0", optional = true}
 typing-extensions = "^4.4.0"