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wnow simple clock

wnow.py

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+#!/usr/local/bin/python3
+import curses
+import datetime
+import traceback
+from curses import wrapper
+import time
+
+import sys
+import os
+
+from zoneinfo import ZoneInfo
+from pytz import reference
+
+# zonelist is a user editable list of time zones to display
+# comment / uncomment
+
+zonelist = [ 
+             ["Pacific/Honolulu", "Honolulu"],
+             ["America/Anchorage", "Anchorage"],
+             ["US/Pacific", "Seattle"],
+             ["US/Mountain", "Denver"],
+             ["US/Central", "Springfield"],
+             ["US/Eastern", "Buffalo"],
+             ["America/Toronto", "Ottawa"],
+             ["Canada/Atlantic", "Antigonish"],
+             #["America/Sao_Paulo", "Sao Paulo"],
+             ["UTC", "UTC"],
+             ["Europe/London", "London"],
+             ["Europe/Amsterdam", "Leiden"],
+             ["Europe/Berlin", "Ochtrup"],
+             ["Asia/Jerusalem", "Jerusalem"],
+             ["Europe/Moscow", "Moscow"],
+             ["Asia/Tehran", "Tehran"],
+             ["Asia/Kolkata", "Delhi"],
+             ["Asia/Kathmandu", "Kathmandu"],
+             ["Asia/Bangkok", "Bangkok"],
+             ["Asia/Shanghai", "Guangzhou"],
+             ["Australia/Perth", "Perth"],
+             ["Asia/Tokyo", "Tokyo"],
+             ["Australia/Sydney", "Sydney"],
+             #["Australia/Sydney", "Sydney"],
+             ["Pacific/Auckland", "Auckland"], 
+             ]
+
+zoneorigin = 10 % len(zonelist)
+zonedestination = 18 % len(zonelist)
+
+arglen = len(sys.argv)
+
+zonelight = {}
+zonelight[0] = int(zoneorigin)
+zonelight[1] = int(zonedestination)
+
+## get lights
+
+for element in range(1, arglen):
+    zonelight[element-1] = int(sys.argv[element]) % len(zonelist)
+
+## compute dislay offset
+
+offdist = len(zonelist)/2
+offset = int(offdist - zonelight[0])
+
+## compute new light positions
+
+clocklight = {}
+for light in range(0, len(zonelight)):
+   clocklight[light]=(zonelight[light] + offset) % len(zonelist)
+
+# calculate zone display
+
+zone = {}
+for z in range(0, len(zonelist)):
+   zone[z] = zonelist[(z - offset) % (len(zonelist))]
+
+def schermo(scr, *args):
+ try:
+  ch = ''
+  stdscr = curses.initscr()
+  curses.cbreak()
+  curses.start_color()
+  #curses.use_default_colors()
+
+  curses.use_default_colors()
+  for i in range(1, curses.COLORS):
+      curses.init_pair(i, i, -1);
+
+  curses.init_pair(1, curses.COLOR_YELLOW, -1)
+  curses.init_pair(2, curses.COLOR_CYAN, -1)
+  curses.init_pair(3, curses.COLOR_GREEN, -1)
+
+  curses.init_pair(4, curses.COLOR_BLUE, -1)
+  curses.init_pair(5, curses.COLOR_YELLOW, -1)
+  #curses.init_pair(6, curses.COLOR_RED, -1)
+  #curses.init_pair(7, curses.COLOR_RED, -1)
+
+  curses.curs_set(0)
+
+  stdscr.timeout(100)
+  while ch != ord('q'):
+   for x in range(0,(len(zone))):
+      os.environ["TZ"] = zone[x][0]
+      localtime = reference.LocalTimezone()
+ 
+      if x in clocklight.values():
+         #vx = clocklight.values().index(x)
+         vx = [ k for k, v in clocklight.items() if v == x ][0] + 5
+         stdscr.addstr(x, 0, f'{str(zone[x][1]): <15} {datetime.datetime.now(tz=ZoneInfo(zone[x][0])).strftime("%a %d %b %Y %H:%M:%S %Z"): <30} {datetime.datetime.now(tz=ZoneInfo(zone[x][0])).strftime(" (UTC%z)"): >0}',  curses.color_pair(vx))
+         #stdscr.addstr(x, 60, f'{"<----abcdefgh---"}', curses.color_pair(5))
+      else:
+         stdscr.addstr(x, 0, f'{str(zone[x][1]): <15} {datetime.datetime.now(tz=ZoneInfo(zone[x][0])).strftime("%a %d %b %Y %H:%M:%S %Z"): <30} {datetime.datetime.now(tz=ZoneInfo(zone[x][0])).strftime(" (UTC%z)"): >0}',  curses.color_pair(3))
+         #stdscr.addstr(x, 60, f'{"_._#_#_|_o_&_|_#"}', curses.color_pair(4))
+
+   #stdscr.addstr(x, 60, f'{"_._#_#_|_o_&_|_#"}', curses.color_pair(4))
+   #stdscr.addstr(x, 50, f'{"a"}', curses.A_NORMAL)
+
+   stdscr.clrtobot()
+   ch = stdscr.getch()
+
+ except:
+  traceback.print_exc()
+ finally:
+  curses.endwin()
+
+curses.wrapper(schermo)