Fix Optional bool autoconversions

Author: Ge0rg3

README.md

@@ -12,7 +12,7 @@
 ```py
 from flask import Flask
 from typing import List, Optional
-from flask_parameter_validation import ValidateParameters, Route, Json
+from flask_parameter_validation import ValidateParameters, Route, Json, Query
 
 app = Flask(__name__)
 
@@ -24,10 +24,12 @@ def hello(
         username: str = Json(min_length=5, blacklist="<>"),
         age: int = Json(min_int=18, max_int=99),
         nicknames: List[str] = Json(),
-        password_expiry: Optional[int] = Json(5)
+        password_expiry: Optional[int] = Json(5),
+        is_admin: bool = Query(False)
      ):
     return "Hello World!"
 
+
 if __name__ == "__main__":
     app.run()
 ```

flask_parameter_validation/parameter_validation.py

@@ -81,21 +81,21 @@ def nested_func(**kwargs):
                         allowed_types = (param_annotation,)
 
                     # If query parameter, try converting to match
-                    if param_type.__class__ == Query:
+                    if param_type.__class__ == Query and type(user_input) == str:  # noqa: E501
                         # int conversion
-                        if param_annotation == int:
+                        if int in allowed_types:
                             try:
                                 user_input = int(user_input)
                             except ValueError:
                                 pass
                         # float conversion
-                        if param_annotation == float:
+                        if float in allowed_types:
                             try:
                                 user_input = float(user_input)
                             except ValueError:
                                 pass
                         # bool conversion
-                        elif param_annotation == bool:
+                        elif bool in allowed_types:
                             if user_input.lower() == "true":
                                 user_input = True
                             elif user_input.lower() == "false":

setup.py

@@ -11,15 +11,16 @@
 
 setup(
     name='Flask-Parameter-Validation',
-    version='1.0.18',
+    version='1.0.21',
     url='https://github.com/Ge0rg3/Flask-Parameter-Validation',
     license='MIT',
     author='George Omnet',
     author_email='[email protected]',
     description='Get and validate all Flask input parameters with ease.',
     long_description=long_description,
     long_description_content_type='text/markdown',
-    packages=['flask_parameter_validation', 'flask_parameter_validation.parameter_types'],
+    packages=['flask_parameter_validation',
+              'flask_parameter_validation.parameter_types'],
     zip_safe=False,
     include_package_data=True,
     platforms='any',