import pandas as pd
df = pd.read_html("http://www.espn.com/nba/salaries/_/seasontype/4", encoding='utf-8',header=0)[0]
df1=df.iloc[0:10]
df1.to_csv('hi.csv', index=None)

前十行的实现 df1=df.iloc[0:10]

df1.to_csv('hi.csv', index=None)，不要标题就header=None，不要行号就index=None