text: """
  ======================
  Plotting a time series
  ======================
  
  This example shows how you can plot a single time series.
  """
  
  import numpy as np
  import matplotlib.pyplot as plt
  
  # Parameters
  n_samples, n_features = 100, 48
  
  # Toy dataset
  rng = np.random.RandomState(41)
  X = rng.randn(n_samples, n_features)
  
  # Plot the first time series
  plt.plot(X[0])
  plt.show()
  