class_docstr: Independent Joint Distribution 
docstr: Returns samples drawn from distribution. 
code: def draw_samples(self, method, size=None, init_sample=None, *args):
      """Returns samples drawn from distribution."""
      if method == "random":
          return self.draw_random_samples(size)
      elif method == "nuts":
          return self.draw_samples_nuts(size, init_sample, *args)
      elif method == "slice":
          return self.draw_samples_slice(size, init_sample, *args)
      elif method == "metropolis":
          return self.draw_samples_metropolis(size, init_sample, *args)
  
file_path: dragonfly/dragonfly/distributions/product.py
imports: from __future__ import absolute_import
  import numpy
  from .distribution import Distribution
label_desc: Use image node_id 3 for calling the JointDistribution obj's underlying member method code with example usage: obj.draw_samples(method, size, init_sample) and returns: self, self, self, self