From 6cc622327ff8289f94894f3695ed31014c61cf8e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Sergey=20M=E2=80=A4?= Date: Sat, 28 Apr 2018 02:47:17 +0700 Subject: [utils] Introduce merge_dicts --- youtube_dl/utils.py | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'youtube_dl/utils.py') diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py index 574284e94..b460393bf 100644 --- a/youtube_dl/utils.py +++ b/youtube_dl/utils.py @@ -2225,6 +2225,20 @@ def try_get(src, getter, expected_type=None): return v +def merge_dicts(*dicts): + merged = {} + for a_dict in dicts: + for k, v in a_dict.items(): + if v is None: + continue + if (k not in merged or + (isinstance(v, compat_str) and v and + isinstance(merged[k], compat_str) and + not merged[k])): + merged[k] = v + return merged + + def encode_compat_str(string, encoding=preferredencoding(), errors='strict'): return string if isinstance(string, compat_str) else compat_str(string, encoding, errors) -- cgit v1.2.3