Update internal self.get_issue calls to fetch only necessary fields (#1621)

Author: jerubball

atlassian/jira.py

@@ -239,7 +239,7 @@ def get_attachments_ids_from_issue(self, issue: T_id) -> List[Dict[str, str]]:
         :param issue: str : jira issue key
         :return: list of integers attachment IDs
         """
-        issue_id = self.get_issue(issue)["fields"]["attachment"]
+        issue_id = self.get_issue(issue, fields="attachment")["fields"]["attachment"]
         list_attachments_id = []
         for attachment in issue_id:
             list_attachments_id.append({"filename": attachment["filename"], "attachment_id": attachment["id"]})
@@ -1895,7 +1895,7 @@ def scrap_regex_from_issue(self, issue: str, regex: str):
         list: A list of matches.
         """
         regex_output = []
-        issue_output = self.get_issue(issue)
+        issue_output = self.get_issue(issue, fields="description,comment")
         description = issue_output["fields"]["description"]
         comments = issue_output["fields"]["comment"]["comments"]
 
@@ -1965,7 +1965,7 @@ def get_issue_tree_recursive(self, issue_key: str, tree: Optional[list] = None,
         # Check the recursion depth. In case of any bugs that would result in infinite recursion, this will prevent the function from crashing your app. Python default for REcursionError  is 1000
         if depth > 150:
             raise Exception("Recursion depth exceeded")
-        issue = self.get_issue(issue_key)
+        issue = self.get_issue(issue_key, fields="issuelinks,subtasks")
         issue_links = issue["fields"]["issuelinks"]
         subtasks = issue["fields"]["subtasks"]
         for issue_link in issue_links:
@@ -2118,7 +2118,7 @@ def set_issue_status(
 
     def get_issue_status_changelog(self, issue_id: T_id):
         # Get the issue details with changelog
-        response_get_issue = self.get_issue(issue_id, expand="changelog")
+        response_get_issue = self.get_issue(issue_id, fields="id", expand="changelog")
         status_change_history = []
         for history in response_get_issue["changelog"]["histories"]:
             for item in history["items"]: