Updated codebase for FastAPI 0.101.0 and Pydantic 2

app/common/logging.py

@@ -3,6 +3,7 @@
 import logging
 import sys
 from pathlib import Path
+from typing import ClassVar
 
 from loguru import logger as loguru_logger
 
@@ -14,7 +15,7 @@ class InterceptHandler(logging.Handler):
     to transform them into loguru logs.
     """
 
-    loglevel_mapping = {
+    loglevel_mapping: ClassVar[dict] = {
         50: "CRITICAL",
         40: "ERROR",
         30: "WARNING",

app/common/metaclasses.py

@@ -1,10 +1,11 @@
 """Set of metaclasses for the project"""
+from typing import ClassVar
 
 
 class Singleton(type):
     """Singleton class, to be used as metaclass."""
 
-    _instances = {}
+    _instances: ClassVar[dict] = {}
 
     def __call__(cls, *args, **kwargs):
         if cls not in cls._instances:

app/config.py

@@ -3,7 +3,7 @@
 from functools import cache
 from pathlib import Path
 
-from pydantic import BaseSettings
+from pydantic_settings import BaseSettings, SettingsConfigDict
 
 
 @cache
@@ -14,10 +14,18 @@ def get_app_version() -> str:
 
 
 class Settings(BaseSettings):
+    model_config = SettingsConfigDict(env_file=".env")
+
     ############
     # APPLICATION SETTINGS
     ############
 
+    # Application volume path for container
+    app_volume_path: str = "/my/custom/path/for/app"
+
+    # Application port
+    app_port: int = 80
+
     # Application version, retrieved from pyproject.toml. It should never be
     # overriden in dotenv. Only used in OpenAPI spec and request headers.
     app_version: str = get_app_version()
@@ -154,9 +162,6 @@ class Settings(BaseSettings):
     # Root path for Loguru access logs. It should never be overriden in dotenv.
     logs_root_path: str = f"{Path.cwd()}/logs"
 
-    class Config:
-        env_file = ".env"
-
 
 @cache
 def get_settings() -> Settings:

app/handlers/get_hero_request_handler.py

@@ -1,4 +1,6 @@
 """Hero Request Handler module"""
+from typing import ClassVar
+
 from app.common.helpers import dict_insert_value_before_key
 from app.config import settings
 from app.parsers.hero_parser import HeroParser
@@ -14,7 +16,7 @@ class GetHeroRequestHandler(APIRequestHandler):
     should be used to display data about a specific hero.
     """
 
-    parser_classes = [HeroParser, HeroesParser, HeroesStatsParser]
+    parser_classes: ClassVar[list] = [HeroParser, HeroesParser, HeroesStatsParser]
     timeout = settings.hero_path_cache_timeout
 
     def merge_parsers_data(self, parsers_data: list[dict], **kwargs) -> dict:
@@ -26,32 +28,32 @@ def merge_parsers_data(self, parsers_data: list[dict], **kwargs) -> dict:
         hero_data, heroes_data, heroes_stats_data = parsers_data
 
         try:
-            portrait_value = [
+            portrait_value = next(
                 hero["portrait"]
                 for hero in heroes_data
                 if hero["key"] == kwargs.get("hero_key")
-            ][0]
-        except IndexError:
+            )
+        except StopIteration:
             # The hero key may not be here in some specific edge cases,
             # for example if the hero has been released but is not in the
             # heroes list yet, or the list cache is outdated
             portrait_value = None
-
-        # We want to insert the portrait before the "role" key
-        hero_data = dict_insert_value_before_key(
-            hero_data, "role", "portrait", portrait_value
-        )
+        else:
+            # We want to insert the portrait before the "role" key
+            hero_data = dict_insert_value_before_key(
+                hero_data, "role", "portrait", portrait_value
+            )
 
         try:
             hitpoints = heroes_stats_data[kwargs.get("hero_key")]["hitpoints"]
         except KeyError:
             # Hero hitpoints may not be here if the CSV file
             # containing the data hasn't been updated
             hitpoints = None
-
-        # We want to insert hitpoints before "abilities" key
-        hero_data = dict_insert_value_before_key(
-            hero_data, "abilities", "hitpoints", hitpoints
-        )
+        else:
+            # We want to insert hitpoints before "abilities" key
+            hero_data = dict_insert_value_before_key(
+                hero_data, "abilities", "hitpoints", hitpoints
+            )
 
         return hero_data

app/handlers/get_player_career_request_handler.py

@@ -1,4 +1,6 @@
 """Player Career Request Handler module"""
+from typing import ClassVar
+
 from app.config import settings
 from app.parsers.namecard_parser import NamecardParser
 from app.parsers.player_parser import PlayerParser
@@ -12,7 +14,7 @@ class GetPlayerCareerRequestHandler(APIRequestHandler):
     PlayerParser class.
     """
 
-    parser_classes = [PlayerParser, NamecardParser]
+    parser_classes: ClassVar[list] = [PlayerParser, NamecardParser]
     timeout = settings.career_path_cache_timeout
 
     def merge_parsers_data(self, parsers_data: list[dict], **kwargs) -> dict:

app/handlers/get_player_career_stats_request_handler.py

@@ -1,4 +1,6 @@
 """Player Stats Summary Request Handler module"""
+from typing import ClassVar
+
 from app.config import settings
 from app.parsers.player_career_parser import PlayerCareerParser
 
@@ -10,5 +12,5 @@ class GetPlayerCareerStatsRequestHandler(APIRequestHandler):
     statistics of a player without labels, easily explorable
     """
 
-    parser_classes = [PlayerCareerParser]
+    parser_classes: ClassVar[list] = [PlayerCareerParser]
     timeout = settings.career_path_cache_timeout

app/handlers/get_player_stats_summary_request_handler.py

@@ -1,4 +1,6 @@
 """Player Stats Summary Request Handler module"""
+from typing import ClassVar
+
 from app.config import settings
 from app.parsers.player_stats_summary_parser import PlayerStatsSummaryParser
 
@@ -11,5 +13,5 @@ class GetPlayerStatsSummaryRequestHandler(APIRequestHandler):
     Using the PlayerStatsSummaryParser.
     """
 
-    parser_classes = [PlayerStatsSummaryParser]
+    parser_classes: ClassVar[list] = [PlayerStatsSummaryParser]
     timeout = settings.career_path_cache_timeout

app/handlers/list_gamemodes_request_handler.py

@@ -1,4 +1,6 @@
 """List Gamemodes Request Handler module"""
+from typing import ClassVar
+
 from app.config import settings
 from app.parsers.gamemodes_parser import GamemodesParser
 
@@ -10,5 +12,5 @@ class ListGamemodesRequestHandler(APIRequestHandler):
     available Overwatch gamemodes, using the GamemodesParser class.
     """
 
-    parser_classes = [GamemodesParser]
+    parser_classes: ClassVar[list] = [GamemodesParser]
     timeout = settings.home_path_cache_timeout

app/handlers/list_heroes_request_handler.py

@@ -1,4 +1,6 @@
 """List Heroes Request Handler module"""
+from typing import ClassVar
+
 from app.config import settings
 from app.parsers.heroes_parser import HeroesParser
 
@@ -10,5 +12,5 @@ class ListHeroesRequestHandler(APIRequestHandler):
     retrieve a list of available Overwatch heroes.
     """
 
-    parser_classes = [HeroesParser]
+    parser_classes: ClassVar[list] = [HeroesParser]
     timeout = settings.heroes_path_cache_timeout

app/handlers/list_maps_request_handler.py

@@ -1,4 +1,6 @@
 """List Maps Request Handler module"""
+from typing import ClassVar
+
 from app.config import settings
 from app.parsers.maps_parser import MapsParser
 
@@ -10,5 +12,5 @@ class ListMapsRequestHandler(APIRequestHandler):
     available Overwatch maps, using the MapsParser class.
     """
 
-    parser_classes = [MapsParser]
+    parser_classes: ClassVar[list] = [MapsParser]
     timeout = settings.home_path_cache_timeout

app/handlers/list_roles_request_handler.py

@@ -1,4 +1,6 @@
 """List Roles Request Handler module"""
+from typing import ClassVar
+
 from app.config import settings
 from app.parsers.roles_parser import RolesParser
 
@@ -10,5 +12,5 @@ class ListRolesRequestHandler(APIRequestHandler):
     retrieve a list of available Overwatch roles.
     """
 
-    parser_classes = [RolesParser]
+    parser_classes: ClassVar[list] = [RolesParser]
     timeout = settings.heroes_path_cache_timeout

app/models/errors.py

@@ -6,34 +6,36 @@ class BlizzardErrorMessage(BaseModel):
     error: str = Field(
         ...,
         description="Message describing the error",
-        example="Couldn't get Blizzard page (HTTP 503 error) : Service Unavailable",
+        examples=["Couldn't get Blizzard page (HTTP 503 error) : Service Unavailable"],
     )
 
 
 class InternalServerErrorMessage(BaseModel):
     error: str = Field(
         ...,
         description="Message describing the internal server error",
-        example=(
-            "An internal server error occurred during the process. The developer "
-            "received a notification, but don't hesitate to create a GitHub "
-            "issue if you want any news concerning the bug resolution : "
-            "https://github.com/TeKrop/overfast-api/issues"
-        ),
+        examples=[
+            (
+                "An internal server error occurred during the process. The developer "
+                "received a notification, but don't hesitate to create a GitHub "
+                "issue if you want any news concerning the bug resolution : "
+                "https://github.com/TeKrop/overfast-api/issues"
+            )
+        ],
     )
 
 
 class PlayerParserErrorMessage(BaseModel):
     error: str = Field(
         ...,
         description="Message describing the player parser error",
-        example="Player not found",
+        examples=["Player not found"],
     )
 
 
 class HeroParserErrorMessage(BaseModel):
     error: str = Field(
         ...,
         description="Message describing the hero parser error",
-        example="Hero not found or not released yet",
+        examples=["Hero not found or not released yet"],
     )

app/models/gamemodes.py

@@ -11,21 +11,27 @@ class GamemodeDetails(BaseModel):
             "Key corresponding to the gamemode. Can be "
             "used as filter on the maps endpoint."
         ),
-        example="push",
+        examples=["push"],
     )
-    name: str = Field(..., description="Name of the gamemode", example="Push")
+    name: str = Field(..., description="Name of the gamemode", examples=["Push"])
     icon: HttpUrl = Field(
         ...,
         description="Icon URL of the gamemode",
-        example="https://blz-contentstack-images.akamaized.net/v3/assets/blt9c12f249ac15c7ec/blt054b513cd6e95acf/62fd5b4a8972f93d1e325243/Push.svg",
+        examples=[
+            "https://blz-contentstack-images.akamaized.net/v3/assets/blt9c12f249ac15c7ec/blt054b513cd6e95acf/62fd5b4a8972f93d1e325243/Push.svg"
+        ],
     )
     description: str = Field(
         ...,
         description="Description of the gamemode",
-        example="Teams battle to take control of a robot and push it toward the enemy base.",
+        examples=[
+            "Teams battle to take control of a robot and push it toward the enemy base."
+        ],
     )
     screenshot: HttpUrl = Field(
         ...,
         description="URL of an example screenshot of a map for the gamemode",
-        example="https://blz-contentstack-images.akamaized.net/v3/assets/blt9c12f249ac15c7ec/blt93eefb6e91347639/62fc2d9eda42240856c1459c/Toronto_Push.jpg",
+        examples=[
+            "https://blz-contentstack-images.akamaized.net/v3/assets/blt9c12f249ac15c7ec/blt93eefb6e91347639/62fc2d9eda42240856c1459c/Toronto_Push.jpg"
+        ],
     )