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#!/usr/bin/env python3
# The file was developed by https://github.com/GaryBoone/
from colors import colorize, Color
import sys
import time
import getpass
NUM_LINES = 5
SAME_LINE_ESC = "\033[F"
def main():
"""Demonstrate several kinds of terminal outputs.
Examples including ANSI codes, "\r" without "\n", writing to stdin, no-echo
inputs.
"""
# Show a color.
print("status: ", colorize("good", Color.GREEN))
# Show same-line output via "\r".
for i in range(NUM_LINES):
sys.stdout.write(f"[{i+1}/{NUM_LINES}]: file{i}\r")
time.sleep(1)
print("\n")
# Show same-line output via an ANSI code.
for i in range(NUM_LINES):
print(f"{SAME_LINE_ESC}[{i+1}/{NUM_LINES}]: file{i}")
time.sleep(1)
# Handle prompts which don't repeat input to stdout.
print("Here is a test password prompt")
print(colorize("Do not enter a real password", Color.RED))
getpass.getpass()
# Handle simple input.
ans = input("Continue [y/n]:")
col = Color.GREEN if ans == "y" else Color.RED
print(f"You said: {colorize(ans, col)}")
if ans == "n" or ans == "":
sys.exit(0)
# Handle long-running process, like starting a server.
print("[Starting long running process...]")
print("[Ctrl-C to exit]")
while True:
print("status: ", colorize("good", Color.GREEN))
time.sleep(1)
if __name__ == "__main__":
main()
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