fix: replace external mock package with unittest.mock from stdlib

Author: MD-Mushfiqur123

pyproject.toml

@@ -25,7 +25,6 @@ black = "^23.0.0"
 fastapi = "^0.89.0"
 lxml = "^4.9.1"
 starlette = "^0.22.0"
-mock = "^4.0.1"
 hiro = "^0.5.1"
 requests = "^2.22.0"
 pytest = "~=6.2.5"

tests/__init__.py

@@ -3,7 +3,7 @@
 
 import pytest
 from fastapi import FastAPI
-from mock import mock  # type: ignore
+from unittest.mock import Mock
 from starlette.applications import Starlette
 from starlette.requests import Request
 
@@ -37,7 +37,7 @@ def _factory(config={}, **limiter_args):
             app.add_exception_handler(RateLimitExceeded, exception_handler)
             app.add_middleware(middleware)
 
-            mock_handler = mock.Mock()
+            mock_handler = Mock()
             mock_handler.level = logging.INFO
             limiter.logger.addHandler(mock_handler)
             return app, limiter
@@ -61,7 +61,7 @@ def _factory(config={}, **limiter_args):
             app.add_exception_handler(RateLimitExceeded, exception_handler)
             app.add_middleware(middleware)
 
-            mock_handler = mock.Mock()
+            mock_handler = Mock()
             mock_handler.level = logging.INFO
             limiter.logger.addHandler(mock_handler)
             return app, limiter