enhanced logging and error reporting system

src/bilogger.py

@@ -4,12 +4,11 @@
 Creator: Video2X Bidirectional Logger
 Author: K4YT3X
 Date Created: June 4, 2020
-Last Modified: July 17, 2020
+Last Modified: September 13, 2020
 """
 
 # built-in imports
 import _io
-import pathlib
 
 
 class BiLogger(object):
@@ -19,15 +18,15 @@ class BiLogger(object):
     Original code from: https://stackoverflow.com/a/14906787
     """
 
-    def __init__(self, terminal: _io.TextIOWrapper, logfile: pathlib.Path):
+    def __init__(self, terminal: _io.TextIOWrapper, log_file: _io.BufferedRandom):
         """ initialize BiLogger
 
         Args:
             terminal (_io.TextIOWrapper): original terminal IO wrapper
-            logfile (pathlib.Path): target log file path object
+            logfile (_io.BufferedRandom): log file wrapper
         """
         self.terminal = terminal
-        self.log = logfile.open(mode='a+', encoding='utf-8')
+        self.log_file = log_file
 
     def write(self, message: str):
         """ write message to original terminal output and log file
@@ -37,8 +36,8 @@ class BiLogger(object):
         """
         self.terminal.write(message)
         self.terminal.flush()
-        self.log.write(message)
-        self.log.flush()
+        self.log_file.write(message)
+        self.log_file.flush()
 
     def flush(self):
         """ flush logger (for compability only)