human
how to turn series into 2d array.
assistant
Here is a Python function to turn series into 2d arrays

import numpy as np

def _series_to_2d_array(series):
  """Turns series into 2d array."""
  return np.array([series]).T

# Enter the series
series = np.array([1, 2, 3, 4, 5, 6, 7, 8, 9, 10])

# Calling the function
print((_series_to_2d_array(series)))

#Example Output
# [[ 1]
#  [ 2]
#  [ 3]
#  [ 4]
#  [ 5]
#  [ 6]
#  [ 7]
#  [ 8]
#  [ 9]
#  [10]]

#Remember to inspect code for bugs.