import sys
import os
sys.path.append(os.getcwd())    # noqa E402
this = sys.modules[__name__]

print(this)

this.db_name = None

print(this.db_name)


def initialize_db(name):
    if (this.db_name is None):
        this.db_name = name
        # db_name = "Local Variable"
    else:
        msg = f"Database is already initialized to {name}"
        raise RuntimeError(msg.format(this.db_name))