Added debug_vt100_input.py. A tool for debugging the vt100 parser.

1 files changed, 30 insertions, 0 deletions

diff --git a/tools/debug_vt100_input.py b/tools/debug_vt100_input.py
new file mode 100755
index 00000000..53faff48
--- /dev/null
+++ b/tools/debug_vt100_input.py
@@ -0,0 +1,30 @@
+#!/usr/bin/env python
+"""
+Parse vt100 input and print keys.
+For testing terminal input.
+"""
+
+from __future__ import unicode_literals
+from prompt_toolkit.terminal.vt100_input import InputStream, raw_mode
+from prompt_toolkit.keys import Keys
+import sys
+
+
+def callback(key_press):
+    print(key_press)
+
+    if key_press.key == Keys.ControlC:
+        sys.exit(0)
+
+
+def main():
+    stream = InputStream(callback)
+
+    with raw_mode(sys.stdin.fileno()):
+        while True:
+            c = sys.stdin.read(1)
+            stream.feed(c)
+
+
+if __name__ == '__main__':
+    main()