1 files changed, 25 insertions, 0 deletions
diff --git a/examples/prompts/history/persistent-history.py b/examples/prompts/history/persistent-history.py
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+++ b/examples/prompts/history/persistent-history.py
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+#!/usr/bin/env python
+"""
+Simple example of a CLI that keeps a persistent history of all the entered
+strings in a file. When you run this script for a second time, pressing
+arrow-up will go back in history.
+"""
+from prompt_toolkit import PromptSession
+from prompt_toolkit.history import FileHistory
+
+
+def main():
+    our_history = FileHistory(".example-history-file")
+
+    # The history needs to be passed to the `PromptSession`. It can't be passed
+    # to the `prompt` call because only one history can be used during a
+    # session.
+    session = PromptSession(history=our_history)
+
+    while True:
+        text = session.prompt("Say something: ")
+        print("You said: %s" % text)
+
+
+if __name__ == "__main__":
+    main()