Optimize logger lines containing string formatting

ansible_builder/cli.py

@@ -39,12 +39,12 @@ def run():
     elif args.action == 'introspect':
         data = process(args.folder, user_pip=args.user_pip, user_bindep=args.user_bindep)
         if args.sanitize:
-            logger.info('# Sanitized dependencies for {0}'.format(args.folder))
+            logger.info('# Sanitized dependencies for %s', args.folder)
             data_for_write = data
             data['python'] = sanitize_requirements(data['python'])
             data['system'] = simple_combine(data['system'])
         else:
-            logger.info('# Dependency data for {0}'.format(args.folder))
+            logger.info('# Dependency data for %s', args.folder)
             data_for_write = data.copy()
             data_for_write['python'] = simple_combine(data['python'])
             data_for_write['system'] = simple_combine(data['system'])

ansible_builder/main.py

@@ -130,7 +130,7 @@ def build_command(self):
         return command
 
     def build(self):
-        logger.debug(f'Ansible Builder is building your execution environment image. Tags: {", ".join(self.tags)}')
+        logger.debug('Ansible Builder is building your execution environment image. Tags: %s', ", ".join(self.tags))
         self.write_containerfile()
         run_command(self.build_command)
         if self.prune_images:

ansible_builder/requirements.py

@@ -54,14 +54,14 @@ def sanitize_requirements(collection_py_reqs):
                 consolidated.append(req)
                 seen_pkgs.add(req.name)
         except Exception as e:
-            logger.warning('Warning: failed to parse requirements from {}, error: {}'.format(collection, e))
+            logger.warning('Warning: failed to parse requirements from %s, error: %s', collection, e)
 
     # removal of unwanted packages
     sanitized = []
     for req in consolidated:
         # Exclude packages, unless it was present in the user supplied requirements.
         if req.name and req.name.lower() in EXCLUDE_REQUIREMENTS and 'user' not in req.collections:
-            logger.debug(f'# Excluding requirement {req.name} from {req.collections}')
+            logger.debug('# Excluding requirement %s from %s', req.name, req.collections)
             continue
         if req.vcs or req.uri:
             # Requirement like git+ or http return as-is

ansible_builder/utils.py

@@ -63,7 +63,7 @@ def configure_logger(verbosity):
 
 def run_command(command, capture_output=False, allow_error=False):
     logger.info('Running command:')
-    logger.info('  {0}'.format(' '.join(command)))
+    logger.info('  %s', ' '.join(command))
     try:
         process = subprocess.Popen(command,
                                    stdout=subprocess.PIPE,
@@ -102,7 +102,7 @@ def run_command(command, capture_output=False, allow_error=False):
         main_logger = logging.getLogger('ansible_builder')
         if main_logger.level > logging.INFO:
             logger.error('Command that had error:')
-            logger.error('  {0}'.format(' '.join(command)))
+            logger.error('  %s', ' '.join(command))
         if main_logger.level > logging.DEBUG:
             if capture_output:
                 for line in output:
@@ -114,7 +114,7 @@ def run_command(command, capture_output=False, allow_error=False):
                 for line in trailing_output:
                     logger.error(line)
                 logger.error('')
-        logger.error(f"An error occured (rc={rc}), see output line(s) above for details.")
+        logger.error("An error occured (rc=%s), see output line(s) above for details.", rc)
         sys.exit(1)
 
     return (rc, output)
@@ -123,16 +123,16 @@ def run_command(command, capture_output=False, allow_error=False):
 def write_file(filename: str, lines: list) -> bool:
     parent_dir = os.path.dirname(filename)
     if parent_dir and not os.path.exists(parent_dir):
-        logger.warning('Creating parent directory for {0}'.format(filename))
+        logger.warning('Creating parent directory for %s', filename)
         os.makedirs(parent_dir)
     new_text = '\n'.join(lines)
     if os.path.exists(filename):
         with open(filename, 'r') as f:
             if f.read() == new_text:
-                logger.debug("File {0} is already up-to-date.".format(filename))
+                logger.debug("File %s is already up-to-date.", filename)
                 return False
             else:
-                logger.warning('File {0} had modifications and will be rewritten'.format(filename))
+                logger.warning('File %s had modifications and will be rewritten', filename)
     with open(filename, 'w') as f:
         f.write(new_text)
     return True
@@ -142,21 +142,21 @@ def copy_file(source: str, dest: str) -> bool:
     should_copy = False
 
     if os.path.abspath(source) == os.path.abspath(dest):
-        logger.info("File {0} was placed in build context by user, leaving unmodified.".format(dest))
+        logger.info("File %s was placed in build context by user, leaving unmodified.", dest)
         return False
     elif not os.path.exists(dest):
-        logger.debug("File {0} will be created.".format(dest))
+        logger.debug("File %s will be created.", dest)
         should_copy = True
     elif not filecmp.cmp(source, dest, shallow=False):
-        logger.warning('File {0} had modifications and will be rewritten'.format(dest))
+        logger.warning('File %s had modifications and will be rewritten', dest)
         should_copy = True
     elif os.path.getmtime(source) > os.path.getmtime(dest):
-        logger.warning('File {0} updated time increased and will be rewritten'.format(dest))
+        logger.warning('File %s updated time increased and will be rewritten', dest)
         should_copy = True
 
     if should_copy:
         shutil.copy2(source, dest)
     else:
-        logger.debug("File {0} is already up-to-date.".format(dest))
+        logger.debug("File %s is already up-to-date.", dest)
 
     return should_copy