Mostrar el request enviado

source/app/controllers/pacs/comerciodigital/comercio.py

@@ -42,6 +42,23 @@ logging.getLogger('requests').setLevel(logging.ERROR)
 TIMEOUT = 10
 
 
+def pretty_print_POST(req):
+    """
+    At this point it is completely built and ready
+    to be fired; it is "prepared".
+
+    However pay attention at the formatting used in
+    this function because it is programmed to be pretty
+    printed and may differ from the actual request.
+    """
+    print('{}\n{}\r\n{}\r\n\r\n{}'.format(
+        '-----------START-----------',
+        req.method + ' ' + req.url,
+        '\r\n'.join('{}: {}'.format(k, v) for k, v in req.headers.items()),
+        req.body,
+    ))
+
+
 class PACComercioDigital(object):
     ws = 'https://{}.comercio-digital.mx/{}'
     api = 'https://app2.comercio-digital.mx/{}'
@@ -91,6 +108,7 @@ class PACComercioDigital(object):
         headers['host'] = url.split('/')[2]
         headers['Content-type'] = 'text/plain'
         headers['Connection'] = 'Keep-Alive'
+        headers['Expect'] = '100-continue'
 
         try:
             result = requests.post(url, data=data, headers=headers, timeout=TIMEOUT)
@@ -251,6 +269,11 @@ class PACComercioDigital(object):
 
         url = self.URL['cancelxml']
         headers = self._get_headers_cancel_xml(cfdi, info, auth)
+
+        req = requests.Request('POST', url, headers=headers, data=xml)
+        prepared = req.prepare()
+        pretty_print_POST(prepared)
+
         result = self._post(url, xml, headers)
 
         if result is None: