Add new createmeta functions to comply with Jira 9 API (#1031)

* Add new functions to replace deprecated stuff

* run black

* remove typing and use resource_url

* run black

Author: Ry-DS

atlassian/jira.py

@@ -1,6 +1,7 @@
 # coding=utf-8
 import logging
 import re
+from warnings import warn
 
 from requests import HTTPError
 
@@ -917,12 +918,31 @@ def bulk_issue(self, issue_list, fields="*all"):
         return query_result, missing_issues
 
     def issue_createmeta(self, project, expand="projects.issuetypes.fields"):
+        """
+        This function is deprecated.
+        See https://confluence.atlassian.com/jiracore/createmeta-rest-endpoint-to-be-removed-975040986.html
+        for further details.
+        """
+        warn(
+            "This function will fail from Jira 9+. "
+            "Use issue_createmeta_issuetypes or issue_createmeta_fieldtypes instead.",
+            DeprecationWarning,
+            stacklevel=2,
+        )
         params = {}
         if expand:
             params["expand"] = expand
-        url = "rest/api/2/issue/createmeta?projectKeys={}".format(project)
+        url = self.resource_url("issue/createmeta?projectKeys={}".format(project))
         return self.get(url, params=params)
 
+    def issue_createmeta_issuetypes(self, project):
+        url = self.resource_url("issue/createmeta/{}/issuetypes".format(project))
+        return self.get(url)
+
+    def issue_createmeta_fieldtypes(self, project, issue_type_id):
+        url = self.resource_url("issue/createmeta/{}/issuetypes/{}".format(project, issue_type_id))
+        return self.get(url)
+
     def issue_editmeta(self, key):
         base_url = self.resource_url("issue")
         url = "{}/{}/editmeta".format(base_url, key)