,df.sum())
print('列求和:\n',df.sum(1)) # 列求和
print('均值:\n',df.mean()) # 求均值
print('标准差:\n',df.std()) #...其他数据结构(如DataFrame和Panel)遵循 类似于字典的 惯例,即迭代对象的键 。...'A': pd.date_range(start='2016-01-01',periods=N,freq='D'),
'x': np.linspace(0,stop=N-1,num=N),...,'col2','col3'])
# print(df,'\n')
for row_index, row in df.iterrows():
print(row_index, row)
"""...,'col2','col3'])
# print(df,'\n')
for row in df.itertuples():
print(row)
"""
输出:
Pandas(Index=0,