More verbose report URI validation message (#101)

domainaware · Sep 7, 2023 · 5dde906 · 5dde906
1 parent 9b74aa4
commit 5dde906
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/checkdmarc.py b/checkdmarc.py
@@ -1144,7 +1144,11 @@ def parse_dmarc_report_uri(uri):
     mailto_matches = MAILTO_REGEX.findall(uri)
     if len(mailto_matches) != 1:
         raise InvalidDMARCReportURI(
-            "{0} is not a valid DMARC report URI".format(uri))
+            (
+                "{0} is not a valid DMARC report URI - please make "
+                "sure that the URI begins with a schema such as mailto:"
+            ).format(uri)
+        )
     match = mailto_matches[0]
     scheme = match[0].lower()
     email_address = match[1]