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	[YoutubeDL] check for --list-thumbnails immediately after processing them
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		@@ -1234,6 +1234,10 @@ class YoutubeDL(object):
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                if t.get('id') is None:
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                    t['id'] = '%d' % i
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        if self.params.get('list_thumbnails'):
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            self.list_thumbnails(info_dict)
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            return
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        if thumbnails and 'thumbnail' not in info_dict:
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            info_dict['thumbnail'] = thumbnails[-1]['url']
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@@ -1335,9 +1339,6 @@ class YoutubeDL(object):
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        if self.params.get('listformats'):
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            self.list_formats(info_dict)
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            return
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        if self.params.get('list_thumbnails'):
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            self.list_thumbnails(info_dict)
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            return
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        req_format = self.params.get('format')
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        if req_format is None:
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@@ -1901,13 +1902,8 @@ class YoutubeDL(object):
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    def list_thumbnails(self, info_dict):
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        thumbnails = info_dict.get('thumbnails')
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        if not thumbnails:
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            tn_url = info_dict.get('thumbnail')
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            if tn_url:
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                thumbnails = [{'id': '0', 'url': tn_url}]
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            else:
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                self.to_screen(
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                    '[info] No thumbnails present for %s' % info_dict['id'])
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                return
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            self.to_screen('[info] No thumbnails present for %s' % info_dict['id'])
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            return
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        self.to_screen(
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            '[info] Thumbnails for %s:' % info_dict['id'])
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