IssueID #1104: added helper script for filtering out data samples

scripts/get_sample.py

@@ -0,0 +1,20 @@
+#!/usr/bin/python3
+
+import lxml.etree as lxml
+import sys
+import random
+
+input_file_name = sys.argv[1]
+sample_size = int(sys.argv[2])
+output_file_name = sys.argv[3]
+
+tree = lxml.parse(input_file_name)
+root = tree.getroot()
+indexes = list(range(len(root.xpath('entry'))))
+random.shuffle(indexes)
+
+for (index, entry) in enumerate(root.xpath('entry')):
+    if (index not in indexes[:sample_size]):
+        root.remove(entry)
+
+tree.write(output_file_name, encoding='UTF-8')