Skip email replacer if the request body is not string, for example it could be a zip file

Author: evelyn-ys

src/azure-cli-testsdk/azure/cli/testsdk/utilities.py

@@ -223,8 +223,12 @@ def _replace_email_address(self, text):
     def process_request(self, request):
         request.uri = self._replace_email_address(request.uri)
         if request.body:
-            body = _byte_to_str(request.body)
-            request.body = self._replace_email_address(body)
+            try:
+                body = _byte_to_str(request.body)
+                request.body = self._replace_email_address(body)
+            except UnicodeDecodeError:
+                # If the body is not a string, we cannot decode it, so we skip the replacement
+                pass
         return request
 
     def process_response(self, response):