update scripts

scripts/drand.py

@@ -0,0 +1,27 @@
+import os, os.path
+import sys
+from random import randint
+
+check_start = False
+start = ''
+
+dirn = sys.argv[1]
+
+if len(sys.argv) > 2:
+    start = sys.argv[2]
+    check_start = True
+
+dirlist = os.listdir(dirn)
+
+if check_start:
+    fs = []
+    for i in dirlist:
+        if i.startswith(start):
+            fs.append(i)
+    numitems = len(fs)
+    i = randint(0,numitems-1)
+    print(fs[i])
+else:
+    numitems = len(dirlist)
+    i = randint(0,numitems-1)
+    print(dirlist[i])