chore: remove unnecessary codes

push_to_db.py

@@ -73,32 +73,6 @@ RETURNING part_id;""".format(type=_part_type_enum, columns=columns, value_entrie
     return None
 
 
-def get_user_by_email(_cursor, _email):
-    _cursor.execute("SELECT id FROM usersd WHERE email = %s;", (_email,))
-    data = _cursor.fetchall()
-
-    if data:
-        return data[0][0]
-    return None
-
-
-def create_user(_cursor, _nick, _email):
-    _cursor.execute("INSERT INTO users (email, nickname, password) VALUES (%s, %s, 'never matching password lol') RETURNING id;", (_email, _nick,))
-    data = _cursor.fetchall()
-
-    if data:
-        return data[0][0]
-    return None
-
-
-def safe_get_user(_cursor, _nick, _email):
-    _existing_user_id = get_user_by_email(_email)
-    if _existing_user_id:
-        return _existing_user_id
-    
-    return create_user(_cursor, _nick, _email)
-
-
 def create_combination(_cursor, nickname, _user_id):
     _pc_name = "새 PC"
     if nickname: