fix extraction and update test results

- fixes for hbrowse, imgyt, imgcandy, hosturimage
- test updates for deviantart, gfycat

gallery_dl/extractor/deviantart.py

@@ -284,7 +284,7 @@ class DeviantartCollectionExtractor(DeviantartExtractor):
                r"/favourites/(\d+)/([^/?&#]+)"]
     test = [("http://rosuuri.deviantart.com/favourites/58951174/Useful", {
         "url": "65d070eae215b9375b4437a1ab4659efdad204e3",
-        "keyword": "a8b7b7c8ef9a4eba87c96cfaf098a7ef1c1e8be5",
+        "keyword": "b4abbad60f87a42fb6c1a021cb3a8efd9d31bfb7",
     })]
 
     def __init__(self, match):

gallery_dl/extractor/gfycat.py

@@ -45,7 +45,7 @@ class GfycatImageExtractor(GfycatExtractor):
     test = [
         ("https://gfycat.com/GrayGenerousCowrie", {
             "url": "e0b5e1d7223108249b15c3c7898dd358dbfae045",
-            "keyword": "77a65049939823071b532cbdb7dec77582c6ee5b",
+            "keyword": "f92a5792df3ae61817627768897f1d0dd134c2e4",
             "content": "3157cd8b3799205c5a0df98a7ee31aa85bf6491e",
         }),
         (("https://thumbs.gfycat.com/SillyLameIsabellinewheatear"

gallery_dl/extractor/hbrowse.py

@@ -65,10 +65,10 @@ class HbrowseChapterExtractor(Extractor):
         return text.extract_all(page, (
             ('title'      , '<td class="listLong">', '</td>'),
             (None         , '<td class="listLong">', ''),
-            ('artist'     , 'title="">', '<'),
+            ('artist'     , '>', '<'),
             ('count-total', '<td class="listLong">', ' '),
             (None         , '<td class="listLong">', ''),
-            ('origin'     , 'title="">', '<'),
+            ('origin'     , '>', '<'),
         ), values=data)[0]
 
     def get_image_urls(self, page):

gallery_dl/extractor/imagehosts.py

@@ -76,11 +76,11 @@ class ImgytImageExtractor(ImagehostImageExtractor):
     https = True
 
     def get_info(self, page):
-        url, pos = text.extract(page, "<img class='centred' src='", "'")
+        url, pos = text.extract(page, '<img class="centred" src="', '"')
         if not url:
             raise exception.NotFoundError("image")
-        filename, pos = text.extract(page, " alt='", "'", pos)
-        filename += splitext(url)[1] if filename else url
+        filename, pos = text.extract(page, ' alt="', '"', pos)
+        filename = (filename + splitext(url)[1]) if filename else url
         return url, filename
 
 
@@ -183,7 +183,7 @@ class HosturimageImageExtractor(ImagehostImageExtractor):
 
     def get_info(self, page):
         _  , pos = text.extract(page, '<div id="image_details">', '')
-        url, pos = text.extract(page, "src='", "'", pos)
+        url, pos = text.extract(page, 'src="', '"', pos)
         return url, url