feat: use a proper logger instead of using print

assignbot/__main__.py

@@ -23,6 +23,7 @@ import os
 from argparse import ArgumentParser
 from random import choice, shuffle
 from datetime import datetime, timedelta
+import logging
 
 import yaml
 import pandas as pd
@@ -36,6 +37,7 @@ REVIEW_ACCESS_LEVEL = 30  # developper
 CLIENT_PROJECT_TAG = "client-project"
 
 STATE_FILENAME = "auto_assigned_reviewers.csv"
+logging.basicConfig(level=os.getenv("AB_LOG_THRESHOLD", "INFO").upper())
 
 
 class ReviewAssigner:
@@ -125,9 +127,10 @@ class ReviewAssigner:
                 query_data={"assignee_id": user.id},
             )
         except GitlabHttpError:
-            print(
-                f"ERROR: no permission to assign a reviewer to {merge_request.title}"
-                f" ({merge_request.web_url})"
+            logging.error(
+                "ERROR: no permission to assign a reviewer to %s (%s)",
+                merge_request.title,
+                merge_request.web_url,
             )
             return
 
@@ -136,7 +139,11 @@ class ReviewAssigner:
             datetime.now(),
             merge_request.web_url,
         )
-        print(f"{user.name} has been assigned to {merge_request.title}")
+        logging.info(
+            "%s has been assigned to %s",
+            user.name,
+            merge_request.title,
+        )
 
     def all_reviews_to_do(self):
         merge_requests = self.cnx.mergerequests.list(
@@ -172,8 +179,9 @@ class ReviewAssigner:
             if CLIENT_PROJECT_TAG in project.tag_list:
                 # it's a client project. Let's assume that someone will take
                 # care of this MR.
-                print(
-                    f"INFO: {merge_request.web_url} would need review, but it's a client project"
+                logging.info(
+                    "%s would need review, but it's a client project",
+                    merge_request.web_url,
                 )
                 continue
             yield merge_request
@@ -183,7 +191,11 @@ class ReviewAssigner:
             try:
                 reviewer = self.a_possible_reviewer(mr)
             except IndexError:
-                print(f"WARNING: no reviewer available for {mr.title}.")
+                logging.warning(
+                    "no reviewer available for %s (%s).",
+                    mr.title,
+                    mr.web_url,
+                )
                 continue
             self.assign_reviewer(mr, reviewer)