code: def get_data(
      self, dtype, alpha, beta, transpose_A=False, slice_tensors=False
  ):
      if slice_tensors:
          if transpose_A:
              A_shape = (self.N, self.M * self.slice_step)
          else:
              A_shape = (self.M * self.slice_step, self.N)
          x_shape = (self.N * self.slice_step,)
          y_shape = (self.M * self.slice_step,)
      else:
          if transpose_A:
              A_shape = (self.N, self.M)
          else:
              A_shape = (self.M, self.N)
          x_shape = (self.N,)
          y_shape = (self.M,)
      A = np.random.random(A_shape).astype(dtype)
      x = np.random.random(x_shape).astype(dtype)
      y = np.random.random(y_shape).astype(dtype)
      return (alpha, A, x, beta, y)
  
imports: from __future__ import absolute_import, print_function, division
  import sys
  import numpy
  from unittest import TestCase
  from nose.plugins.skip import SkipTest
  import theano
  import theano.tensor
  from theano.tensor.blas_c import CGer
  from theano.tensor.blas_scipy import ScipyGer
  from theano.tensor.blas import Ger
  from theano.tensor.blas_c import CGemv
  from theano.tensor.blas import Gemv
  from theano.tensor.blas_c import check_force_gemv_init
  from theano.tests import unittest_tools
  from theano.tests.unittest_tools import TestOptimizationMixin
  from theano.tensor.tests.test_blas import BaseGemv, TestBlasStrides
label_desc: Use image node_id 3 for calling the TestCGemvNoFlags obj's underlying member method code with example usage: obj.get_data(dtype, alpha, beta, transpose_A, slice_tensors) and returns: alpha,  A,  x,  beta,  y