Numpy extract value from array with single index warning fixed

Author: GregorFabjan

stationary_bootstrap.py

@@ -52,15 +52,15 @@ def stationary_bootstrap(data: np.ndarray, m: float, sample_length: int)-> np.nd
  accept = 1/m 
  data_length = data.shape[0]
 
- sample_index = np.random.randint(0,high =data_length,size=1)
+ sample_index = np.random.randint(0, high = data_length, size=1)[0]
  sample = np.zeros((sample_length,))
  for i_sample in range(sample_length):
  if np.random.uniform(0,1,1)>=accept:
  sample_index += 1
  if sample_index >= data_length:
  sample_index=0 
  else:
- sample_index = np.random.randint(0,high = data_length,size=1)
+ sample_index = np.random.randint(0,high = data_length,size=1)[0]
 
  sample[i_sample] = data[sample_index]
- return sample
+ return sample