merge #5899: [redgifs] support URLs with numeric IDs (#5898)

gallery_dl/extractor/redgifs.py

@@ -190,7 +190,7 @@ class RedgifsImageExtractor(RedgifsExtractor):
                r"(?:\w+\.)?redgifs\.com/(?:watch|ifr)|"
                r"(?:\w+\.)?gfycat\.com(?:/gifs/detail|/\w+)?|"
                r"(?:www\.)?gifdeliverynetwork\.com|"
-               r"i\.redgifs\.com/i)/([A-Za-z]+)")
+               r"i\.redgifs\.com/i)/([A-Za-z0-9]+)")
     example = "https://redgifs.com/watch/ID"
 
     def gifs(self):

test/results/redgifs.py

@@ -165,6 +165,14 @@ __tests__ = (
     "#class"   : redgifs.RedgifsImageExtractor,
 },
 
+{
+    "#url"     : "https://v3.redgifs.com/watch/605025947780972895",
+    "#category": ("", "redgifs", "image"),
+    "#class"   : redgifs.RedgifsImageExtractor,
+
+    "id": "humblegrippingmole",
+},
+
 {
     "#url"     : "https://www.gfycat.com/foolishforkedabyssiniancat",
     "#category": ("", "redgifs", "image"),