parameters: (self)
docstring: Return the number of rows in this Dataset
docstring_summary: Return the number of rows in this Dataset
docstring_tokens: Return the number of rows in this Dataset
function: def __len__(self):
          """ Return the number of rows in this Dataset """
          if self.non_keywords_idx is None:
              return self.num_rows
          else:
              return int(len(self.keywords_idx) / (1-self.sample_non_kw_probability))
function_tokens: def __len__ ( self ) : if self . non_keywords_idx is None : return self . num_rows else : return int ( len ( self . keywords_idx ) / ( 1 - self . sample_non_kw_probability ) )