利用python进行数据分析——histogram

DataFrame.

hist

(data, column=None, by=None, grid=True, xlabelsize=None, xrot=None, ylabelsize=None, yrot=None,ax=None, sharex=False, sharey=False, figsize=None, layout=None, bins=10, **kwds)data : DataFramecolumn : string or sequence 字符串或序列
by : object, optionalIf passed, then used to form histograms（直方图） for separate groupsgrid : boolean, default True 网格线，默认为使用
xlabelsize : int, default NoneIf specified changes the x-axis label sizexrot : float, default Nonerotation of x axis labels ylabelsize : int, default NoneIf specified changes the y-axis label sizeyrot : float, default Nonerotation of y axis labelsax : 轴对象，默认为空sharex : boolean, default True if ax is None else FalseIn case subplots=True, share x axis and set some x axis labels to invisible; defaults to True if ax is None otherwise False if an ax is passed in; Be aware, that passing in both an ax and sharex=True will alter all x axis labels for all subplots in a figure!sharey : boolean, default FalseIn case subplots=True, share y axis and set some y axis labels to invisiblefigsize : tupleThe size of the figure to create in inches by defaultlayout : tuple, optionalTuple of (rows, columns) for the layout of the histogramsbins : integer, default 10直方图（柱状图）分箱数目，默认为10kwds : other plotting keyword argumentsTo be passed to hist function