you can make your life easier and use cli api:

pip install databricks-cli

and then:

from databricks_cli.workspace.api import WorkspaceApi
from databricks_cli.sdk.api_client import ApiClient
 
client = ApiClient(
    host='https://your.databricks-url.net',
    token=api_key
)
workspace_api = WorkspaceApi(client)
workspace_api.import_workspace(
    source_path="/your/dir/here/hello.py",
    target_path="/Repos/test/hello.py",
    overwrite=True
)