[twitter] add 'search-limit' option (#8173)

reduce default limit from 100 to 20

docs/configuration.rst

@@ -5739,6 +5739,16 @@ Description
     will be taken from the original Tweets, not the Retweets.
 
 
+extractor.twitter.search-limit
+------------------------------
+Type
+    ``integer``
+Default
+    ``20``
+Description
+    Number of requested results per search query.
+
+
 extractor.twitter.search-pagination
 -----------------------------------
 Type

docs/gallery-dl.conf

@@ -822,6 +822,7 @@
             "relogin"     : true,
             "replies"     : true,
             "retweets"    : false,
+            "search-limit": 20,
             "search-pagination": "cursor",
             "search-stop" : "auto",
             "size"        : ["orig", "4096x4096", "large", "medium", "small"],

gallery_dl/extractor/twitter.py

@@ -1454,7 +1454,7 @@ class TwitterAPI():
         endpoint = "/graphql/4fpceYZ6-YQCx_JSl_Cn_A/SearchTimeline"
         variables = {
             "rawQuery": query,
-            "count": 100,
+            "count": self.extractor.config("search-limit", 20),
             "querySource": "typed_query",
             "product": product,
             "withGrokTranslatedBio": False,