old_contents: # Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
  # MIT License. See license.txt
  
  from __future__ import unicode_literals
  import frappe
  
  
  def get_parent_doc(doc):
  	"""Returns document of `reference_doctype`, `reference_doctype`"""
  	if not hasattr(doc, "parent_doc"):
  		if doc.reference_doctype and doc.reference_name:
  			doc.parent_doc = frappe.get_doc(doc.reference_doctype, doc.reference_name)
  		else:
  			doc.parent_doc = None
  	return doc.parent_doc
  
  def set_timeline_doc(doc):
  	"""Set timeline_doctype and timeline_name"""
  	parent_doc = get_parent_doc(doc)
  	if (doc.timeline_doctype and doc.timeline_name) or not parent_doc:
  		return
  
  	timeline_field = parent_doc.meta.timeline_field
  	if not timeline_field:
  		return
  
  	doctype = parent_doc.meta.get_link_doctype(timeline_field)
  	name = parent_doc.get(timeline_field)
  
  	if doctype and name:
  		doc.timeline_doctype = doctype
  		doc.timeline_name = name
  
  	else:
  		return
  
  def find(list_of_dict, match_function):
  	'''Returns a dict in a list of dicts on matching the conditions
  		provided in match function
  
  	Usage:
  		list_of_dict = [{'name': 'Suraj'}, {'name': 'Aditya'}]
  
  		required_dict = find(list_of_dict, lamda d: d['name'] == 'Aditya')
  	'''
  
  	for entry in list_of_dict:
  		if match_function(entry):
  			return entry
  	return None
  
  def find_all(list_of_dict, match_function):
  	'''Returns all matching dicts in a list of dicts.
  		Uses matching function to filter out the dicts
  
  	Usage:
  		colored_shapes = [
  			{'color': 'red', 'shape': 'square'},
  			{'color': 'red', 'shape': 'circle'},
  			{'color': 'blue', 'shape': 'triangle'}
  		]
  
  		red_shapes = find_all(colored_shapes, lamda d: d['color'] == 'red')
  	'''
  	found = []
  	for entry in list_of_dict:
  		if match_function(entry):
  			found.append(entry)
  	return found
new_contents: # Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
  # MIT License. See license.txt
  
  from __future__ import unicode_literals
  import frappe
  
  
  def get_parent_doc(doc):
  	"""Returns document of `reference_doctype`, `reference_doctype`"""
  	if not hasattr(doc, "parent_doc"):
  		if doc.reference_doctype and doc.reference_name:
  			doc.parent_doc = frappe.get_doc(doc.reference_doctype, doc.reference_name)
  		else:
  			doc.parent_doc = None
  	return doc.parent_doc
  
  def set_timeline_doc(doc):
  	"""Set timeline_doctype and timeline_name"""
  	parent_doc = get_parent_doc(doc)
  	if (doc.timeline_doctype and doc.timeline_name) or not parent_doc:
  		return
  
  	timeline_field = parent_doc.meta.timeline_field
  	if not timeline_field:
  		return
  
  	doctype = parent_doc.meta.get_link_doctype(timeline_field)
  	name = parent_doc.get(timeline_field)
  
  	if doctype and name:
  		doc.timeline_doctype = doctype
  		doc.timeline_name = name
  
  	else:
  		return
  
  def find(list_of_dict, match_function):
  	'''Returns a dict in a list of dicts on matching the conditions
  		provided in match function
  
  	Usage:
  		list_of_dict = [{'name': 'Suraj'}, {'name': 'Aditya'}]
  
  		required_dict = find(list_of_dict, lambda d: d['name'] == 'Aditya')
  	'''
  
  	for entry in list_of_dict:
  		if match_function(entry):
  			return entry
  	return None
  
  def find_all(list_of_dict, match_function):
  	'''Returns all matching dicts in a list of dicts.
  		Uses matching function to filter out the dicts
  
  	Usage:
  		colored_shapes = [
  			{'color': 'red', 'shape': 'square'},
  			{'color': 'red', 'shape': 'circle'},
  			{'color': 'blue', 'shape': 'triangle'}
  		]
  
  		red_shapes = find_all(colored_shapes, lambda d: d['color'] == 'red')
  	'''
  	found = []
  	for entry in list_of_dict:
  		if match_function(entry):
  			found.append(entry)
  	return found
  
subject: Fix typo in docstrings (#8764)