Replace pydantic in favor of mashumaro (#277)

* Drop pydantic

* Drop pydantic from CI

* Relax mashumaro dependency

.github/workflows/ci.yaml

@@ -114,7 +114,6 @@ jobs:
     strategy:
       matrix:
         python-version: ["3.10", "3.11", "3.12"]
-        pydantic-version: ["1", "2"]
       fail-fast: false
 
     steps:
@@ -146,9 +145,6 @@ jobs:
       - name: Install library
         run: poetry install --no-interaction
 
-      - name: Install specific pydantic version
-        run: poetry add pydantic@^${{ matrix.pydantic-version }}
-
       - name: Start Mosquitto
         uses: namoshek/mosquitto-github-action@v1
         with:

pyproject.toml

@@ -24,7 +24,7 @@ roombapy = "roombapy.cli:cli"
 python = ">=3.10,<4.0"
 orjson = ">=3.9.13"
 paho-mqtt = "~1.6.1"
-pydantic = ">=1"
+mashumaro = {version = "^3.12"}
 click = { version = "^8.1", optional = true }
 tabulate = { version = "^0.9", optional = true }
 
@@ -74,7 +74,6 @@ docstring-code-format = true
 follow_imports = "normal"
 strict_optional = true
 strict = true
-plugins = ["pydantic.mypy"]
 packages = ["roombapy", "tests"]
 
 [tool.pydantic-mypy]

roombapy/discovery.py

@@ -5,9 +5,10 @@
 import logging
 import socket
 
-from pydantic import ValidationError
+from mashumaro import exceptions as merr
+from orjson import JSONDecodeError
 
-from roombapy.roomba_info import RoombaInfo
+from roombapy.roomba_info import RoombaInfo, validate_hostname
 
 
 class RoombaDiscovery:
@@ -93,10 +94,22 @@ def _decode_data(raw_response: bytes) -> RoombaInfo | None:
         return None
 
     try:
-        return RoombaInfo.parse_raw(data)
-    except ValidationError:
-        # Malformed json from robots
+        raw_info = RoombaInfo.from_json(data)
+        validate_hostname(raw_info.hostname)
+    except JSONDecodeError:
         return None
+    except (
+        merr.MissingField,
+        merr.UnserializableDataError,
+        merr.InvalidFieldValue,
+        merr.MissingDiscriminatorError,
+        merr.SuitableVariantNotFoundError,
+    ):
+        return None
+    except ValueError:
+        return None
+    else:
+        return raw_info
 
 
 def _get_socket() -> socket.socket: