Add the "zero" method

This method always returns that a series contains
no change points.

1 files changed, 45 insertions, 0 deletions

diff --git a/execs/python/cpdbench_zero.py b/execs/python/cpdbench_zero.py
new file mode 100644
index 00000000..951fa9ea
--- /dev/null
+++ b/execs/python/cpdbench_zero.py
@@ -0,0 +1,45 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+A method that always returns no change points
+
+Author: G.J.J. van den Burg
+Date: 2020-05-07
+License: MIT
+Copyright: 2020, The Alan Turing Institute
+
+"""
+
+import argparse
+import time
+
+from cpdbench_utils import load_dataset, exit_success
+
+
+def parse_args():
+    parser = argparse.ArgumentParser(description="Wrapper for None-detector")
+    parser.add_argument(
+        "-i", "--input", help="path to the input data file", required=True
+    )
+    parser.add_argument("-o", "--output", help="path to the output file")
+    return parser.parse_args()
+
+
+def main():
+    args = parse_args()
+
+    data, mat = load_dataset(args.input)
+
+    start_time = time.time()
+
+    locations = []
+
+    stop_time = time.time()
+    runtime = stop_time - start_time
+
+    exit_success(data, args, {}, locations, runtime, __file__)
+
+
+if __name__ == "__main__":
+    main()