old_contents: import frappe
  from frappe.core.doctype.dynamic_link.dynamic_link import deduplicate_dynamic_links
  from frappe.utils import update_progress_bar
  
  def execute():
  	frappe.reload_doc('core', 'doctype', 'dynamic_link')
  	frappe.reload_doc('email', 'doctype', 'contact')
  	frappe.reload_doc('geo', 'doctype', 'address')
  	map_fields = (
  		('Customer', 'customer'),
  		('Supplier', 'supplier'),
  		('Lead', 'lead'),
  		('Sales Partner', 'sales_partner')
  	)
  	for doctype in ('Contact', 'Address'):
  		if frappe.db.has_column(doctype, 'customer'):
  			items = frappe.get_all(doctype)
  			for i, doc in enumerate(items):
  				doc = frappe.get_doc(doctype, doc.name)
  				dirty = False
  				for field in map_fields:
  					if doc.get(field[1]):
  						doc.append('links', dict(link_doctype=field[0], link_name=doc.get(field[1])))
  						dirty = True
  
  					if dirty:
  						deduplicate_dynamic_links(doc)
  						doc.update_children()
  
  					update_progress_bar('Updating {0}'.format(doctype), i, len(items))
  			print
new_contents: import frappe
  from frappe.core.doctype.dynamic_link.dynamic_link import deduplicate_dynamic_links
  from frappe.utils import update_progress_bar
  
  def execute():
  	frappe.reload_doc('core', 'doctype', 'dynamic_link')
  	frappe.reload_doc('email', 'doctype', 'contact')
  	frappe.reload_doc('contact', 'doctype', 'address')
  	map_fields = (
  		('Customer', 'customer'),
  		('Supplier', 'supplier'),
  		('Lead', 'lead'),
  		('Sales Partner', 'sales_partner')
  	)
  	for doctype in ('Contact', 'Address'):
  		if frappe.db.has_column(doctype, 'customer'):
  			items = frappe.get_all(doctype)
  			for i, doc in enumerate(items):
  				doc = frappe.get_doc(doctype, doc.name)
  				dirty = False
  				for field in map_fields:
  					if doc.get(field[1]):
  						doc.append('links', dict(link_doctype=field[0], link_name=doc.get(field[1])))
  						dirty = True
  
  					if dirty:
  						deduplicate_dynamic_links(doc)
  						doc.update_children()
  
  					update_progress_bar('Updating {0}'.format(doctype), i, len(items))
  			print
subject: fix old patch