fix: formatting (python)

Author: StellaLupus

tools/serial_parser.py

@@ -1,3 +1,7 @@
+#!/usr/bin/python3
+"""Automaticly get data from ESP8266's Raw data output and calculating average time for zero, one and space"""
+#
+# Copyright 2024 Andrey Kravchenko (StellaLupus)
 import serial
 import serial.tools
 import serial.tools.list_ports
@@ -20,17 +24,17 @@ def get_port():
         return get_port()
 
 
-zero = 756
-one = 2149
-space = 752
-interv = 0.25
+ZERO_T = 756
+ONE_T = 2149
+SPACE_T = 752
+PRECISION = 0.25
 
 
 def get_bit_from_interv(value: int):
     """Returning zero or one from value or 2 if not recognized"""
-    if value > zero - zero * interv and value < zero + zero * interv:
+    if value > ZERO_T - ZERO_T * PRECISION and value < ZERO_T + ZERO_T * PRECISION:
         return 0
-    elif value > one - one * interv and value < one + one * interv:
+    elif value > ONE_T - ONE_T * PRECISION and value < ONE_T + ONE_T * PRECISION:
         return 1
     else:
         return 2