From: Sergey M․ <dstftw@gmail.com>
Date: Tue, 18 Apr 2017 15:39:58 +0000 (+0700)
Subject: [extractor/common] Add support multiple getters in try_get
X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=commitdiff_plain;h=a32a9a7ef5f64bcec29ef71c8e5b6dc509232c13;p=youtube-dl

[extractor/common] Add support multiple getters in try_get
---

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index 2340bc306..79a337df4 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -2103,13 +2103,16 @@ def dict_get(d, key_or_keys, default=None, skip_false_values=True):
 
 
 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
+    if not isinstance(getter, (list, tuple)):
+        getter = [getter]
+    for get in getter:
+        try:
+            v = get(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'):