chore: remove all six compat code

erpnext/utilities/activation.py

@@ -4,7 +4,6 @@
 
 import frappe
 from frappe import _
-from six import iteritems
 
 import erpnext
 
@@ -45,7 +44,7 @@ def get_level():
 		"Work Order": 5
 	}
 
-	for doctype, min_count in iteritems(doctypes):
+	for doctype, min_count in doctypes.items():
 		count = frappe.db.count(doctype)
 		if count > min_count:
 			activation_level += 1

erpnext/utilities/doctype/video/video.py

@@ -10,7 +10,6 @@ import pytz
 from frappe import _
 from frappe.model.document import Document
 from pyyoutube import Api
-from six import string_types
 
 
 class Video(Document):
@@ -87,7 +86,7 @@ def get_id_from_url(url):
 		Returns video id from url
 		:param youtube url: String URL
 	"""
-	if not isinstance(url, string_types):
+	if not isinstance(url, str):
 		frappe.throw(_("URL can only be a string"), title=_("Invalid URL"))
 
 	pattern = re.compile(r'[a-z\:\//\.]+(youtube|youtu)\.(com|be)/(watch\?v=|embed/|.+\?v=)?([^"&?\s]{11})?')

erpnext/utilities/transaction_base.py

@@ -6,7 +6,6 @@ import frappe
 import frappe.share
 from frappe import _
 from frappe.utils import cint, cstr, flt, get_time, now_datetime
-from six import string_types
 
 from erpnext.controllers.status_updater import StatusUpdater
 
@@ -178,7 +177,7 @@ def delete_events(ref_type, ref_name):
 		frappe.delete_doc("Event", events, for_reload=True)
 
 def validate_uom_is_integer(doc, uom_field, qty_fields, child_dt=None):
-	if isinstance(qty_fields, string_types):
+	if isinstance(qty_fields, str):
 		qty_fields = [qty_fields]
 
 	distinct_uoms = list(set(d.get(uom_field) for d in doc.get_all_children()))

erpnext/utilities/web_form/addresses/addresses.py

@@ -1,5 +1,3 @@
-
-
 def get_context(context):
 	# do your magic here
 	context.show_sidebar = True