code: def reshape(x,input_dim):
      '''
      Reshapes x into a matrix with input_dim columns
  
      '''
      x = np.array(x)
      if x.size ==input_dim:
          x = x.reshape((1,input_dim))
      return f reshape(x,input_dim):
      '''
      Reshapes x into a matrix with input_dim columns
  
      '''
      x = np.array(x)
      if x.size ==input_dim:
          x = x.reshape((1,input_dim))
      return x
docs: Reshapes x into a matrix with input_dim columns