如果你用的是

IPython, tab 键有自动补全功能（只列出一部分）：

In [13]: df2.<TAB>

df2.A

df2.boxplot

df2.abs

df2.C

df2.add

df2.clip

df2.add_prefix

df2.clip_lower

df2.add_suffix

df2.clip_upper

df2.align

df2.columns

df2.all

df2.combine

df2.any

df2.combineAdd

df2.append

df2.combine_first

df2.apply

df2.combineMult

df2.applymap

df2.compound

df2.as_blocks

df2.consolidate

df2.asfreq

df2.convert_objects

df2.as_matrix

df2.copy

df2.astype

df2.corr

df2.at

df2.corrwith

df2.at_time

df2.count

df2.axes

df2.cov

df2.B

df2.cummax

df2.between_time

df2.cummin

df2.bfill

df2.cumprod

df2.blocks

df2.cumsum

df2.bool

df2.D

查看数据

查看首尾：

In [14]: df.head()

Out[14]:

A

B

C

D

2013-01-01

0.469112 -0.282863 -1.509059 -1.135632

2013-01-02

1.212112 -0.173215 0.119209 -1.044236

2013-01-03 -0.861849 -2.104569 -0.494929

1.071804

2013-01-04

0.721555 -0.706771 -1.039575

0.271860

2013-01-05 -0.424972

0.567020 0.276232 -1.087401