Conversion tool

convert.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python3
+
+import cbor, json, os, sys
+
+FORMATS = ["json", "cbor"]
+
+DECODE = {
+	"json": lambda x: {"blocks": [[*i[:3], bytes.fromhex(i[3])] for i in json.loads(x.decode())["blocks"]]},
+	"cbor": cbor.loads
+}
+
+ENCODE = {
+	"json": lambda x: json.dumps({"blocks": [[*i[:3], i[3].hex()] for i in x["blocks"]]}).encode(),
+	"cbor": cbor.dumps
+}
+
+if __name__ == "__main__":
+	if "--help" in sys.argv or "-h" in sys.argv:
+		print("""Usage:
+  python3 convert.py <input_format> <output_format>
+Takes data in stdin and writes data in stdout.
+
+Formats: cbor, json
+""")
+		exit()
+	
+	input_format = sys.argv[1]
+	output_format = sys.argv[2]
+	
+	stdin = os.fdopen(sys.stdin.fileno(), 'rb')
+	stdout = os.fdopen(sys.stdout.fileno(), 'wb')
+	stdout.write(ENCODE[output_format](DECODE[input_format](stdin.read())))