code: import moderngl
  import numpy as np
  
  ctx = moderngl.create_standalone_context()
  
  prog = ctx.program(
      vertex_shader='''
          #version 330
  
          in vec2 in_vert;
          in vec3 in_color;
  
          out vec3 v_color;
  
          void main() {
              v_color = in_color;
              gl_Position = vec4(in_vert, 0.0, 1.0);
          }
      ''',
      fragment_shader='''
          #version 330
  
          in vec3 v_color;
  
          out vec3 f_color;
  
          void main() {
              f_color = v_color;
          }
      ''',
  )
  
  x = np.linspace(-1.0, 1.0, 50)
  y = np.random.rand(50) - 0.5
  r = np.ones(50)
  g = np.zeros(50)
  b = np.zeros(50)
  
  vertices = np.dstack([x, y, r, g, b])
  
  vbo = ctx.buffer(vertices.astype('f4').tobytes())
  vao = ctx.simple_vertex_array(prog, vbo, 'in_vert', 'in_color')
  
apis: numpy.ones numpy.zeros numpy.dstack numpy.random.rand numpy.linspace