Can't create histogram (AttributeError: '_process_plot_var_args' object has no attribute 'color_cycle')

[demidovakatya]

Hey there!

fig, axes = plt.subplots(1)
ppt.hist(axes, df.hour)

---------------------------------------------------------------------------
AttributeError                            Traceback (most recent call last)
<ipython-input-201-26997647cd59> in <module>()
      1 fig, axes = plt.subplots(1)
----> 2 ppt.hist(axes, df.hour)

/usr/local/lib/python3.6/site-packages/prettyplotlib/colors.py in wrapper(*args, **kwargs)
     33     def wrapper(*args, **kwargs):
     34         with mpl.rc_context(rc=rcParams):
---> 35             return func(*args, **kwargs)
     36     return wrapper
     37 

/usr/local/lib/python3.6/site-packages/prettyplotlib/_hist.py in hist(*args, **kwargs)
     16     ax, args, kwargs = maybe_get_ax(*args, **kwargs)
     17 
---> 18     color_cycle = ax._get_lines.color_cycle
     19     # Reassign the default colors to Set2 by Colorbrewer
     20     if iterable(args[0]):

AttributeError: '_process_plot_var_args' object has no attribute 'color_cycle'

When I try to make the barplot, everything's the same :\