[options] add '--sleep-skip' option (#6582)

https://github.com/mikf/gallery-dl/issues/6582#issuecomment-3677460485

gallery_dl/job.py

@@ -533,12 +533,15 @@ class DownloadJob(Job):
                 callback(pathfmt)
         self.out.skip(pathfmt.path)
 
-        if self._skipexc:
+        if self._skipexc is not None:
             if self._skipftr is None or self._skipftr(pathfmt.kwdict):
                 self._skipcnt += 1
                 if self._skipcnt >= self._skipmax:
                     raise self._skipexc
 
+        if self.sleep_skip is not None:
+            self.extractor.sleep(self.sleep_skip(), "skip")
+
     def download(self, url):
         """Download 'url'"""
         if downloader := self.get_downloader(url[:url.find(":")]):
@@ -582,6 +585,7 @@ class DownloadJob(Job):
             pathfmt.set_directory(kwdict)
 
         self.sleep = util.build_duration_func(cfg("sleep"))
+        self.sleep_skip = util.build_duration_func(cfg("sleep-skip"))
         self.fallback = cfg("fallback", True)
         if not cfg("download", True):
             # monkey-patch method to do nothing and always return True

gallery_dl/option.py

@@ -528,6 +528,11 @@ def build_parser():
               "This can be either a constant value or a range "
               "(e.g. 2.7 or 2.0-3.5)"),
     )
+    downloader.add_argument(
+        "--sleep-skip",
+        dest="sleep-skip", metavar="SECONDS", action=ConfigAction,
+        help=("Number of seconds to wait after skipping a file download"),
+    )
     downloader.add_argument(
         "--sleep-request",
         dest="sleep-request", metavar="SECONDS", action=ConfigAction,

gallery_dl/version.py

@@ -6,5 +6,5 @@
 # it under the terms of the GNU General Public License version 2 as
 # published by the Free Software Foundation.
 
-__version__ = "1.31.1"
+__version__ = "1.31.2-dev"
 __variant__ = None