code: def find_include_path():
      """Find MXNet included header files.
  
      Returns
      -------
      incl_path : string
          Path to the header files.
      """
      incl_from_env = os.environ.get("MXNET_INCLUDE_PATH")
      if incl_from_env:
          if os.path.isdir(incl_from_env):
              if not os.path.isabs(incl_from_env):
                  logging.warning(
                      "MXNET_INCLUDE_PATH should be an absolute path, instead of: %s",
                      incl_from_env,
                  )
              else:
                  return incl_from_env
          else:
              logging.warning(
                  "MXNET_INCLUDE_PATH '%s' doesn't exist", incl_from_env
              )
  
      curr_path = os.path.dirname(
          os.path.abspath(os.path.expanduser(__file__))
      )
      # include path in pip package
      pip_incl_path = os.path.join(curr_path, "include/")
      if os.path.isdir(pip_incl_path):
          return pip_incl_path
      else:
          # include path if build from source
          src_incl_path = os.path.join(curr_path, "../../include/")
          if os.path.isdir(src_incl_path):
              return src_incl_path
          else:
              raise RuntimeError(
                  "Cannot find the MXNet include path in either "
                  + pip_incl_path
                  + " or "
                  + src_incl_path
                  + "\n"
              )
  
imports: import os
  import platform
  import logging
  import sys
label_desc: Use image node_id 2 for calling a global function with example usage: find_include_path() and returns: pip_incl_path, src_incl_path, incl_from_env