Fix some mypy errors

PFERD/utils.py

@@ -1,37 +1,42 @@
+import logging
 import os
 import sys
-import pathlib
-from colorama import Style
-from colorama import Fore
+from pathlib import Path, PurePath
+from typing import Optional, Tuple
 
-def move(path, from_folders, to_folders):
+import requests
+from colorama import Fore, Style
+
+
+def move(path: PurePath, from_folders: Tuple[str], to_folders: Tuple[str]) -> Optional[PurePath]:
     l = len(from_folders)
     if path.parts[:l] == from_folders:
-        return pathlib.PurePath(*to_folders, *path.parts[l:])
+        return PurePath(*to_folders, *path.parts[l:])
+    return None
 
-def rename(path, to_name):
-    return pathlib.PurePath(*path.parts[:-1], to_name)
+def rename(path: PurePath, to_name: str) -> PurePath:
+    return PurePath(*path.parts[:-1], to_name)
 
-def stream_to_path(response, to_path, chunk_size=1024**2):
+def stream_to_path(response: requests.Response, to_path: Path, chunk_size: int = 1024 ** 2) -> None:
     with open(to_path, 'wb') as fd:
         for chunk in response.iter_content(chunk_size=chunk_size):
             fd.write(chunk)
 
 class PrettyLogger:
 
-    def __init__(self, logger):
+    def __init__(self, logger: logging.Logger) -> None:
         self.logger = logger
 
-    def modified_file(self, file_name):
+    def modified_file(self, file_name: Path) -> None:
         self.logger.info(f"{Fore.MAGENTA}{Style.BRIGHT}Modified {file_name}.{Style.RESET_ALL}")
 
-    def new_file(self, file_name):
+    def new_file(self, file_name: Path) -> None:
         self.logger.info(f"{Fore.GREEN}{Style.BRIGHT}Created {file_name}.{Style.RESET_ALL}")
 
-    def ignored_file(self, file_name):
+    def ignored_file(self, file_name: Path) -> None:
         self.logger.info(f"{Style.DIM}Ignored {file_name}.{Style.RESET_ALL}")
 
-    def starting_synchronizer(self, target_directory, synchronizer_name, subject=None):
+    def starting_synchronizer(self, target_directory: Path, synchronizer_name: str, subject: Optional[str] = None) -> None:
         subject_str = f"{subject} " if subject else ""
         self.logger.info("")
         self.logger.info((