chore: remove all six compat code

erpnext/selling/doctype/customer/customer_dashboard.py

@@ -1,4 +1,3 @@
-
 from frappe import _
 
 

erpnext/selling/doctype/customer/test_customer.py

@@ -17,7 +17,6 @@ test_ignore = ["Price List"]
 test_dependencies = ['Payment Term', 'Payment Terms Template']
 test_records = frappe.get_test_records('Customer')
 
-from six import iteritems
 
 
 class TestCustomer(unittest.TestCase):
@@ -90,7 +89,7 @@ class TestCustomer(unittest.TestCase):
 
 		details = get_party_details("_Test Customer")
 
-		for key, value in iteritems(to_check):
+		for key, value in to_check.items():
 			val = details.get(key)
 			if not val and not isinstance(val, list):
 				val = None

erpnext/selling/doctype/product_bundle/test_product_bundle.py

@@ -1,4 +1,3 @@
-
 # Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
 # License: GNU General Public License v3. See license.txt
 

erpnext/selling/doctype/quotation/quotation_dashboard.py

@@ -1,4 +1,3 @@
-
 from frappe import _
 
 

erpnext/selling/doctype/sales_order/sales_order.py

@@ -12,7 +12,6 @@ from frappe.desk.notifications import clear_doctype_notifications
 from frappe.model.mapper import get_mapped_doc
 from frappe.model.utils import get_fetch_values
 from frappe.utils import add_days, cint, cstr, flt, get_link_to_form, getdate, nowdate, strip_html
-from six import string_types
 
 from erpnext.accounts.doctype.sales_invoice.sales_invoice import (
 	unlink_inter_company_doc,
@@ -790,7 +789,7 @@ def make_purchase_order_for_default_supplier(source_name, selected_items=None, t
 	"""Creates Purchase Order for each Supplier. Returns a list of doc objects."""
 	if not selected_items: return
 
-	if isinstance(selected_items, string_types):
+	if isinstance(selected_items, str):
 		selected_items = json.loads(selected_items)
 
 	def set_missing_values(source, target):
@@ -891,7 +890,7 @@ def make_purchase_order_for_default_supplier(source_name, selected_items=None, t
 def make_purchase_order(source_name, selected_items=None, target_doc=None):
 	if not selected_items: return
 
-	if isinstance(selected_items, string_types):
+	if isinstance(selected_items, str):
 		selected_items = json.loads(selected_items)
 
 	items_to_map = [item.get('item_code') for item in selected_items if item.get('item_code') and item.get('item_code')]
@@ -1045,7 +1044,7 @@ def make_raw_material_request(items, company, sales_order, project=None):
 	if not frappe.has_permission("Sales Order", "write"):
 		frappe.throw(_("Not permitted"), frappe.PermissionError)
 
-	if isinstance(items, string_types):
+	if isinstance(items, str):
 		items = frappe._dict(json.loads(items))
 
 	for item in items.get('items'):

erpnext/selling/doctype/sales_order/sales_order_dashboard.py

@@ -1,4 +1,3 @@
-
 from frappe import _
 
 

erpnext/selling/report/address_and_contacts/address_and_contacts.py

@@ -3,8 +3,6 @@
 
 
 import frappe
-from six import iteritems
-from six.moves import range
 
 field_map = {
 	"Contact": [ "first_name", "last_name", "phone", "mobile_no", "email_id", "is_primary_contact" ],
@@ -66,7 +64,7 @@ def get_party_addresses_and_contact(party_type, party, party_group):
 	party_details = get_party_details(party_type, party_list, "Address", party_details)
 	party_details = get_party_details(party_type, party_list, "Contact", party_details)
 
-	for party, details in iteritems(party_details):
+	for party, details in party_details.items():
 		addresses = details.get("address", [])
 		contacts  = details.get("contact", [])
 		if not any([addresses, contacts]):

erpnext/selling/report/sales_analytics/sales_analytics.py

@@ -5,7 +5,6 @@
 import frappe
 from frappe import _, scrub
 from frappe.utils import add_days, add_to_date, flt, getdate
-from six import iteritems
 
 from erpnext.accounts.utils import get_fiscal_year
 
@@ -226,7 +225,7 @@ class Analytics(object):
 		self.data = []
 		self.get_periodic_data()
 
-		for entity, period_data in iteritems(self.entity_periodic_data):
+		for entity, period_data in self.entity_periodic_data.items():
 			row = {
 				"entity": entity,
 				"entity_name": self.entity_names.get(entity) if hasattr(self, 'entity_names') else None