Implemented proper argv handling

README.md

@@ -1,4 +1,4 @@
-# Rough Editor
+# The README is not accurate at the moment!
 
 ## Description
 

regex-test.py

@@ -1,10 +1,9 @@
 import re
 import os
-from datetime import timedelta
-import json
 
 from rough_edit.utils import str_to_timedelta, escape_string, generate_regex
 from rough_edit.file_writers import ffmpeg_command, mpv_command
+from rough_edit.handle_arguments import handle_arguments
 
 
 if __name__ == '__main__':
@@ -12,11 +11,9 @@ if __name__ == '__main__':
     subs_dir = f"{baseDir}subs/"
     outDir = f"{baseDir}out/"
 
-    phrase = "I don't know"
+    phrase, padding_left, padding_right = handle_arguments()
     regex = generate_regex(phrase)
 
-    padding_left = timedelta(seconds=3)
-    padding_right = timedelta(seconds=3)
     count = 0
 
     with open('rip.sh', 'w') as rip_file:

rough_edit/handle_arguments.py

@@ -0,0 +1,23 @@
+import sys
+from datetime import timedelta
+
+def print_expected_call_message(additional_message):
+    print(f"""{additional_message}
+Expected application call:
+python3 regex_text.py [searched phrase] [left_padding] [right_padding]
+Example call:
+python3 regex_text.py "I don't know" 2 3""")
+
+
+
+def handle_arguments():
+    if not (arg_len := len(sys.argv)) == 4:
+        print_expected_call_message(f'Expected two arguments, got {arg_len-1}.')
+        exit()
+    try:
+        phrase = sys.argv[1]
+        padding_left, padding_right = [timedelta(int(number)) for number in sys.argv[2:4]]
+        return([phrase, padding_left, padding_right])
+    except:
+        print_expected_call_message(f'An error has occured.')
+        exit()