From b937adcbe0f5d8346f3f2dcc12a35a4159b5af37 Mon Sep 17 00:00:00 2001 From: alessandro90 Date: Tue, 28 May 2019 20:05:19 +0200 Subject: [PATCH] Give a default value to safe_cast --- utilities.py | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/utilities.py b/utilities.py index a6dcec6..6056d87 100644 --- a/utilities.py +++ b/utilities.py @@ -128,14 +128,17 @@ def format_numbers(lower, upper): else: return f"{lower:,} {units[lower_factor]}" -def safe_cast(value, cast_type): +def safe_cast(value, cast_type, default=-1): """Calls 'cast_type(value)' and returns the result. - If the operation fails returns -1. Should be used to perform 'safe casts'. + If the operation fails returns 'default'. + Should be used to perform 'safe casts'. + Keyword argument: + default -- default value returned if the cast fails. """ try: r = cast_type(value) except Exception: - r = -1 + r = default finally: return r