old_contents: import frappe
  from frappe import _
  
  def execute():
  	from erpnext.setup.setup_wizard.install_fixtures import default_lead_sources
  
  	frappe.reload_doc('selling', 'doctype', 'lead_source')
  
  	frappe.local.lang = frappe.db.get_default("lang") or 'en'
  
  	for s in default_lead_sources:
  		frappe.get_doc(dict(doctype='Lead Source', source_name=_(s))).insert()
  
  	# get lead sources in existing forms (customized)
  	# and create a document if not created
  	for d in ['Lead', 'Opportunity', 'Quotation', 'Sales Order', 'Delivery Note', 'Sales Invoice']:
  		sources = frappe.db.sql_list('select distinct source from `tab{0}`'.format(d))
  		for s in sources:
  			if s and s not in default_lead_sources:
  				frappe.get_doc(dict(doctype='Lead Source', source_name=s)).insert()
  
  
new_contents: import frappe
  from frappe import _
  
  def execute():
  	from erpnext.setup.setup_wizard.install_fixtures import default_lead_sources
  
  	frappe.reload_doc('selling', 'doctype', 'lead_source')
  
  	frappe.local.lang = frappe.db.get_default("lang") or 'en'
  
  	for s in default_lead_sources:
  		frappe.get_doc(dict(doctype='Lead Source', source_name=_(s))).insert()
  
  	# get lead sources in existing forms (customized)
  	# and create a document if not created
  	for d in ['Lead', 'Opportunity', 'Quotation', 'Sales Order', 'Delivery Note', 'Sales Invoice']:
  		sources = frappe.db.sql_list('select distinct source from `tab{0}`'.format(d))
  		for s in sources:
  			if s and s not in default_lead_sources:
  				frappe.get_doc(dict(doctype='Lead Source', source_name=s)).insert()
  
  		# remove customization for source
  		for p in frappe.get_all('Property Setter', {'doc_type':d, 'field_name':'source', 'property':'options'}):
  			frappe.delete_doc('Property Setter', p.name)
  
  
subject: fix patch to clear lead customization