plot_wordcloud
Plot a wordcloud from the corpus. The text for the plot is extracted
from the column named corpus. If there is no column with that name,
an exception is raised.
| Parameters: | 
 
index: int, str, sequence or None, optional (default=None) 
title: str or None, optional (default=None) 
figsize: tuple, optional (default=(10, 6))) 
filename: str or None, optional (default=None) 
display: bool or None, optional (default=True) 
**kwargs  | 
| Returns: | 
matplotlib.figure.Figure Plot object. Only returned if display=None.
 | 
Example
from atom import ATOMClassifier
atom = ATOMClassifier(X_text, y_text)
atom.plot_wordcloud()