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-rw-r--r--youtube_dl/utils.py10
1 files changed, 10 insertions, 0 deletions
diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index 0acbd67de..c8308ba3a 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -1901,6 +1901,16 @@ def dict_get(d, key_or_keys, default=None, skip_false_values=True):
return d.get(key_or_keys, default)
+def try_get(src, getter, expected_type=None):
+ try:
+ v = getter(src)
+ except (AttributeError, KeyError, TypeError, IndexError):
+ pass
+ else:
+ if expected_type is None or isinstance(v, expected_type):
+ return v
+
+
def encode_compat_str(string, encoding=preferredencoding(), errors='strict'):
return string if isinstance(string, compat_str) else compat_str(string, encoding, errors)