1 files changed, 56 insertions, 0 deletions
diff --git a/extract-from-json.py b/extract-from-json.py
new file mode 100755
index 0000000000..e432b2b067
--- /dev/null
+++ b/extract-from-json.py
@@ -0,0 +1,56 @@
+#!/usr/bin/python
+
+import argparse
+import json
+import sys
+
+def parse_args():
+    parser = argparse.ArgumentParser(
+        description="""Extracts information from a json file by navigating the JSON object using a
+            sequence of property accessors and returning the JSON subtree, or the raw data, found
+            at that location."""
+    )
+
+    parser.add_argument(
+        '-f', '--file',
+        metavar='<project.json>',
+        help="Path to project.json file to parse",
+        required=True,
+    )
+
+    parser.add_argument(
+        'property',
+        metavar='property_name',
+        help="""Name of property to extract using object notation.
+            Pass multiple values to drill down into nested objects (in order).""",
+        nargs='*',
+    )
+
+    parser.add_argument(
+        '-r', '--raw',
+        help="""Dumps the raw object found at the requested location.
+            If omitted, returns a JSON formatted object instead.""",
+        action='store_true',
+        default=False
+    )
+
+    return parser.parse_args()
+
+def main():
+    args = parse_args()
+
+    with open(args.file) as json_file:
+        selected_property = json.load(json_file)
+
+    for prop in args.property:
+        selected_property = selected_property[prop]
+
+    if args.raw:
+        print(selected_property)
+    else:
+        print(json.dumps(selected_property))
+
+    return 0
+
+if __name__ == "__main__":
+    sys.exit(main())