Lower max_chans to length of LIST if it's shorter

modules/chankeep.py

@@ -303,6 +303,8 @@ def keepChannels(net, listinfo, mean, sigrelay, relay):
         # else:
         #     newNums = []
         flist = [i[0] for i in listinfo]
+        if len(flist) > max_chans:
+            max_chans = len(flist)
         chosen = sorted(flist, reverse=True, key=lambda x: x[1])[:max_chans]
         debug(f"keepChannels() {net}: joining {len(chosen)}/{len(flist)} channels")
         trace(f"keepChannels() {net}: joining:{chosen}")
@@ -315,6 +317,8 @@ def keepChannels(net, listinfo, mean, sigrelay, relay):
         # else:
         #     newNums = []
         siglist = [i[0] for i in listinfo if int(i[1]) > mean]
+        if len(siglist) > max_chans:
+            max_chans = len(siglist)
         chosen = sorted(siglist, reverse=True, key=lambda x: x[1])[:max_chans]
         debug(f"keepChannels() {net}: joining {len(chosen)}/{len(siglist)} channels")
         trace(f"keepChannels() {net}: joining:{chosen}")