Update main.py

main.py

@@ -4,7 +4,10 @@ code = ""
 
 
 def main():
-    """Main function"""
+    """
+    Main function
+    """
+
     global code, cell, pointer
     code = input("Enter the code: ")
     print("\n\n")
@@ -15,17 +18,23 @@ def main():
 
 
 def interpreter(znak, i):
-    """Brainfuck interpreter
+    """
+    Brainfuck interpreter
+
     > increment the data pointer (to point to the next cell to the right).
     < decrement the data pointer (to point to the next cell to the left).
     + increment (increase by one) the byte at the data pointer.
     - decrement (decrease by one) the byte at the data pointer.
     . output the byte at the data pointer.
     , accept one byte of input, storing its value in the byte at the data pointer.
-        [ if the byte at the data pointer is zero, then instead of moving the instruction pointer forward to the next command,
+    [ if the byte at the data pointer is zero, then instead of
+        moving the instruction pointer forward to the next command,
         jump it forward to the command after the matching ]
-        ] if the byte at the data pointer is nonzero, then instead of moving the instruction pointer forward to the next command,
-            jump it back to the command after the matching [."""
+    ] if the byte at the data pointer is nonzero, then instead of moving
+        the instruction pointer forward to the next command,
+        jump it back to the command after the matching [.
+    """
+
     global code, cell, pointer
     match znak:
         case ">":