ชื่อตัวแทนจัดส่งของเอกสาร ID 2 คืออะไร?
What is the name of the shipping agent of the document with id 2?
df_documents = pd.DataFrame(columns=['Id', 'shipping_agent_code']); df_agents = pd.DataFrame(columns=['Id', 'shipping_agent_name'])
df_agents[df_agents['Id'] == df_documents[df_documents['Id'] == '2']['shipping_agent_code'].values[0]]['shipping_agent_name'].values[0]