docstr: Overridden for the in-process channel.
  
  This methods simply calls raw_input directly.
docstr_tok: ["Overridden","for","the","in-process","channel",".","This","methods","simply","calls","raw_input","directly","."]
code: def call_handlers(self, msg):
      """Overridden for the in-process channel.
  
      This methods simply calls raw_input directly.
      """
      msg_type = msg["header"]["msg_type"]
      if msg_type == "input_request":
          _raw_input = self.client.kernel._sys_raw_input
          prompt = msg["content"]["prompt"]
          raw_print(prompt, end="")
          self.client.input(_raw_input())
  
file_path: catboost/contrib/python/ipykernel/py2/ipykernel/inprocess/blocking.py
imports: from IPython.utils.io import raw_print
  from traitlets import Type
  from .channels import InProcessChannel
  from .client import InProcessKernelClient
label_desc: Use image node_id 1 for calling the BlockingInProcessStdInChannel obj's underlying member method code with example usage: obj.call_handlers(msg) without return types