code: def store(self, exp):
      self.memory.store(exp)
  
file_path: dynet/examples/reinforcement-learning/ddpg.py
imports: import dynet
  import numpy
  from memory import Memory
  from network import MLP
label_desc: Use image node_id 3 for calling the DDPG obj's underlying member method code with example usage: obj.store(exp) without return types