add utils.parse.try_int() because .isdigit() isnt good enough

1 files changed, 6 insertions, 0 deletions

diff --git a/src/utils/parse.py b/src/utils/parse.py
index 0c3838a1..65d0552b 100644
--- a/src/utils/parse.py
+++ b/src/utils/parse.py
@@ -73,3 +73,9 @@ def keyvalue(s: str, delimiter: str=" "
         else:
             items[key] = None
     return items
+
+def try_int(s: str) -> typing.Optional[int]:
+    try:
+        return int(s)
+    except ValueError:
+        return None