Unify the format of code

Author: Peng Ren

pymongosql/executor.py

@@ -1,14 +1,4 @@
 # -*- coding: utf-8 -*-
-"""
-Query execution strategies for handling both simple and subquery-based SQL operations.
-
-This module provides different execution strategies:
-- StandardExecution: Direct MongoDB query for simple SELECT statements
-
-The intermediate database is configurable - any backend implementing QueryDatabase
-interface can be used (SQLite3, PostgreSQL, MySQL, etc.).
-"""
-
 import logging
 from abc import ABC, abstractmethod
 from dataclasses import dataclass

pymongosql/sql/builder.py

@@ -1,7 +1,4 @@
 # -*- coding: utf-8 -*-
-"""
-Query builder for constructing MongoDB queries in a fluent, readable way
-"""
 import logging
 from dataclasses import dataclass, field
 from typing import Any, Dict, List, Optional, Union

pymongosql/sql/handler.py

@@ -1,7 +1,4 @@
 # -*- coding: utf-8 -*-
-"""
-Expression handlers for converting SQL expressions to MongoDB query format
-"""
 import logging
 import re
 from abc import ABC, abstractmethod

pymongosql/sqlalchemy_mongodb/__init__.py

@@ -1,14 +1,4 @@
 # -*- coding: utf-8 -*-
-"""
-SQLAlchemy MongoDB dialect and integration for PyMongoSQL.
-
-This package provides SQLAlchemy integration including:
-- MongoDB-specific dialect
-- Version compatibility utilities
-- Engine creation helpers
-- MongoDB URI handling
-"""
-
 # SQLAlchemy integration
 try:
     # Import and register the dialect automatically
@@ -80,11 +70,7 @@ def register_dialect():
 
         # Register for standard MongoDB URLs
         registry.register("mongodb", "pymongosql.sqlalchemy_mongodb.sqlalchemy_dialect", "PyMongoSQLDialect")
-
-        # Try to register SRV and Superset forms so SQLAlchemy can resolve these URL patterns
-        # (either with '+' or dotted notation for compatibility with different SQLAlchemy versions).
-        # Some SQLAlchemy versions accept '+' in scheme names; others import the dotted plugin name.
-        # Attempt all registrations but don't fail if some are not supported.
+        # Register for MongoDB SRV URLs
         try:
             registry.register("mongodb+srv", "pymongosql.sqlalchemy_mongodb.sqlalchemy_dialect", "PyMongoSQLDialect")
             registry.register("mongodb.srv", "pymongosql.sqlalchemy_mongodb.sqlalchemy_dialect", "PyMongoSQLDialect")

pymongosql/sqlalchemy_mongodb/sqlalchemy_compat.py

@@ -1,9 +1,4 @@
 # -*- coding: utf-8 -*-
-"""
-SQLAlchemy version compatibility utilities for PyMongoSQL.
-
-This module provides utilities to work with different SQLAlchemy versions.
-"""
 import warnings
 from typing import Any, Dict, Optional
 

pymongosql/sqlalchemy_mongodb/sqlalchemy_dialect.py

@@ -1,12 +1,4 @@
 # -*- coding: utf-8 -*-
-"""
-SQLAlchemy dialect for PyMongoSQL.
-
-This module provides a SQLAlchemy dialect that allows PyMongoSQL to work
-seamlessly with SQLAlchemy's ORM and core query functionality.
-
-Supports both SQLAlchemy 1.x and 2.x versions.
-"""
 import logging
 from typing import Any, Dict, List, Optional, Tuple, Type
 

pymongosql/superset_mongodb/detector.py

@@ -1,12 +1,4 @@
 # -*- coding: utf-8 -*-
-"""
-Subquery detection and execution context management for handling Superset-style queries.
-
-This module provides utilities to detect and manage the execution context for SQL queries
-that contain subqueries, enabling the use of SQLite3 as an intermediate database for
-complex query operations that MongoDB cannot handle natively.
-"""
-
 import re
 from dataclasses import dataclass
 from typing import Optional, Tuple

pymongosql/superset_mongodb/executor.py

@@ -1,15 +1,4 @@
 # -*- coding: utf-8 -*-
-"""
-Query execution strategies for handling both simple and subquery-based SQL operations.
-
-This module provides different execution strategies:
-- StandardExecution: Direct MongoDB query for simple SELECT statements
-- SubqueryExecution: Two-stage execution using intermediate RDBMS (SQLite3 by default)
-
-The intermediate database is configurable - any backend implementing QueryDatabase
-interface can be used (SQLite3, PostgreSQL, MySQL, etc.).
-"""
-
 import logging
 from typing import Any, Dict, List, Optional
 

pymongosql/superset_mongodb/query_db.py

@@ -1,14 +1,4 @@
 # -*- coding: utf-8 -*-
-"""
-Query database abstraction layer.
-
-This module provides an abstract interface for databases used
-during subquery execution. Allows plugging in different RDBMS backends
-(SQLite3, PostgreSQL, MySQL, etc.) while maintaining a unified interface.
-
-Default implementation uses SQLite3 for in-memory processing.
-"""
-
 import logging
 from abc import ABC, abstractmethod
 from typing import Any, Dict, List

pymongosql/superset_mongodb/query_db_sqlite.py

@@ -1,14 +1,4 @@
 # -*- coding: utf-8 -*-
-"""
-SQLite3 bridge for handling query database operations.
-
-This module manages the creation, population, and querying of in-memory SQLite3
-databases that serve as an intermediate layer between MongoDB and Superset,
-enabling support for complex SQL operations that MongoDB cannot handle natively.
-
-SQLiteBridge is the default implementation of the QueryDatabase interface.
-"""
-
 import logging
 import sqlite3
 from typing import Any, Dict, List, Optional