code: def find_numpy_doc_indent(docs):
      """
      Find indent for Numpy styled documentation and return
      number of shifts inside of it.
  
      Parameters
      ----------
      docs : str
  
      Returns
      -------
      int or None
          Returns number of indentations in documentation. If
          it doesn't identify indentation function output will
          be ``None`` value.
      """
  
      indent_detector = re.compile(r"(?P<indent>\ *)(?P<dashes>-{3,})")
      indent_info = indent_detector.findall(docs)
  
      if not indent_info:
          return None
  
      indent, _ = indent_info[0]
      return len(indent)
  
imports: import re
  from inspect import isfunction
  from abc import ABCMeta
  from six import with_metaclass
  from neupy.utils import AttributeKeyDict
label_desc: Use image node_id 1 for calling a global function with example usage: find_numpy_doc_indent(docs) and returns: len, None