Notebookに複数のDataFrameを(水平に)出力する+displayについて

display_multiple_df_as_html.py

import pandas as pd
import IPython.core.display as display
import IPython.display
"""
↑
from IPython.core.display import *
from IPython.lib.display import *

lib.display includes 
__all__ = ['Audio', 'IFrame', 'YouTubeVideo', 'VimeoVideo', 'ScribdDocument',
           'FileLink', 'FileLinks']
"""

df = pd.DataFrame(dict(a=range(4)))

print("index: 0 (print)")
IPython.display.display(df[0:1])

print("index: 1 (print)")
display.display(df[1:2])

print("index: 2 (print)")
display.display_html(df[2:3])

print("index: 3 (Out to Cell)")
df[3:]

disply_multiple_dataframe.ipynb

horizontal_display.py

class HorizontalDisplay:
    def __init__(self, *args):
        self.args = args

    def _repr_html_(self):
        template = '<div style="float: left; padding: 10px;">{0}</div>'
        return "\n".join(template.format(arg._repr_html_())
                         for arg in self.args)
# print
display(HorizontalDisplay(df, df))
# output
HorizontalDisplay(df, df)