text: from .pandas_vb_common import *
  try:
      from pandas import date_range
  except ImportError:
      def date_range(start=None, end=None, periods=None, freq=None):
          return DatetimeIndex(start, end, periods=periods, offset=freq)
  from pandas.tools.plotting import andrews_curves
  
  
  class plot_timeseries_period(object):
      goal_time = 0.2
  
      def setup(self):
          self.N = 2000
          self.M = 5
          self.df = DataFrame(np.random.randn(self.N, self.M), index=date_range('1/1/1975', periods=self.N))
  
      def time_plot_timeseries_period(self):
          self.df.plot()
  
  class plot_andrews_curves(object):
      goal_time = 0.6
  
      def setup(self):
          self.N = 500
          self.M = 10
          data_dict = {x: np.random.randn(self.N) for x in range(self.M)}
          data_dict["Name"] = ["A"] * self.N
          self.df = DataFrame(data_dict)
  
      def time_plot_andrews_curves(self):
          andrews_curves(self.df, "Name")
  