Final bug fixes: complete cleanup of unused variables and encoding specification

Co-authored-by: gusdcoder <[email protected]>

Author: Copilot

__pycache__/extrair_nfc.cpython-312.pyc

@@ -177,7 +177,7 @@ def wait_for_card():
                 connection.connect()
                 print("Card connected successfully!")
                 return connection
-            except Exception as e:
+            except Exception:
                 print(f"Waiting for card... (Attempt {attempt + 1}/{max_attempts})")
                 attempt += 1
                 time.sleep(2)
@@ -287,7 +287,7 @@ def extractApplication(aid, app_label):
         os.makedirs('dumps')
     filename = f"{track2 or 'notrack2'}_{aid}.json"
     filepath = os.path.join('dumps', filename)
-    with open(filepath, 'w') as f:
+    with open(filepath, 'w', encoding='utf-8') as f:
         json.dump(output, f, indent=4, ensure_ascii=False)
     print(f"Output saved to: {filepath}")
     print(json.dumps(output, indent=4, ensure_ascii=False))
@@ -300,7 +300,7 @@ def main():
 
     # Step 1: SELECT PPSE
     select_ppse = [0x00, 0xA4, 0x04, 0x00, 0x0E] + list(b"2PAY.SYS.DDF01") + [0x00]
-    resp, sw1, sw2 = send_apdu(connection, select_ppse)
+    resp, _, _ = send_apdu(connection, select_ppse)
     script.append({"apdu": toHexString(select_ppse).replace(" ", "").lower(),
                    "response": toHexString(resp).replace(" ", "")})
 

__pycache__/extrair_nfc_limpo.cpython-312.pyc

@@ -127,7 +127,7 @@ def main():
 
     # Step 1: SELECT PPSE
     select_ppse = [0x00, 0xA4, 0x04, 0x00, 0x0E] + list(b"2PAY.SYS.DDF01") + [0x00]
-    resp, sw1, sw2 = send_apdu(connection, select_ppse)
+    resp, _, _ = send_apdu(connection, select_ppse)
     script.append({"apdu": toHexString(select_ppse).replace(" ", "").lower(),
                    "response": toHexString(resp).replace(" ", "")})
 
@@ -145,7 +145,7 @@ def main():
     # Step 2: SELECT AID
     aid_bytes = toBytes(aid)
     select_aid = [0x00, 0xA4, 0x04, 0x00, len(aid_bytes)] + aid_bytes + [0x00]
-    resp, sw1, sw2 = send_apdu(connection, select_aid)
+    resp, _, _ = send_apdu(connection, select_aid)
     script.append({"apdu": toHexString(select_aid).replace(" ", "").lower(),
                    "response": toHexString(resp).replace(" ", "")})
 
@@ -154,7 +154,7 @@ def main():
 
 
     # Step 3: GPO
-    resp, sw1, sw2, gpo_apdu = get_processing_options(connection, pdol)
+    resp, _, _, gpo_apdu = get_processing_options(connection, pdol)
     script.append({"apdu": toHexString(gpo_apdu).replace(" ", "").lower(),
                    "response": toHexString(resp).replace(" ", "")})
 
@@ -173,7 +173,7 @@ def main():
 
     try:
         # Generate ARQC
-        resp, sw1, sw2 = generate_arqc(connection)
+        resp, _, _ = generate_arqc(connection)
         script.append({
             "apdu": toHexString([0x80, 0xAE, 0x80, 0x00]).replace(" ", "").lower(),
             "response": toHexString(resp).replace(" ", "")
@@ -244,7 +244,7 @@ def main():
     filepath = os.path.join('dumps', filename)
 
     # Save to file
-    with open(filepath, 'w') as f:
+    with open(filepath, 'w', encoding='utf-8') as f:
         f.write(json.dumps(output, indent=4, ensure_ascii=False))
 
     print(f"Output saved to: {filepath}")