globals().update(locals()) antes de los SCOPES + Antes del Main / Refactor code structure for improved readability and maintainability

envio_contrato_docs_email.py

@@ -166,4 +166,8 @@ pdf_data = export_doc_as_pdf(drive_service, DOC_ID)
 result = send_email(gmail_service, to_emails, SUBJECT,
                     BODY_TEXT, pdf_data, pdf_filename)
 print('Mensaje enviado. ID:', result.get('id'))
-SetVar('res_envio', True)
+
+try:
+    SetVar('res_envio', True)
+except NameError:
+    pass