[data science] pandas에서 그래프 그리기

import pandas as pd
import matplotlib.pyplot as plt

sales_df = pd.DataFrame({
    'quarter': ['1Q', '2Q', '3Q', '4Q'],
    'revenue': [1360, 2650, 2070, 4150],
    'cost': [1240, 1970, 1750, 2760]
})
sales_df

plt.plot(sales_df['quarter'], sales_df['revenue'])

plt.plot(sales_df['quarter'], sales_df['revenue'])
plt.show()

sales_df.plot()
plt.show()

sales_df.plot(x='quarter' , y='revenue')
plt.show()

sales_df.plot(x='quarter' , y='revenue' ,kind='bar')
plt.show()

sales_df.plot(x='quarter' , y='revenue' ,kind='pie' ,labels=['1Q','2Q','3Q','4Q'])
plt.show()

burger_df.plot(x='fat' , y='calories'  ,kind='scatter' )
plt.show()