display-console-menu.py

#!/bin/python3  

input = [
  ["price", "display price of item"],
  ["owner", "show owner of item"],
  ["update", "sync cache with database"],
  ["delete", "delete item"],
  ["disassociate", "remove item from owner"]
]

# This function should display a menu of key/value pairs
# in a justified format, for viewing in a terminal/console
# Example Input:
# input = [
#   ["price", "display price of item"],
#   ["owner", "show owner of item"],
#   ["update", "sync cache with database"],
#   ["delete", "delete item"],
#   ["disassociate", "remove item from owner"]
# ]
# Example Output:
# ###########################################
# #        price - display price of item    #
# #        owner - show owner of item       #
# #       update - sync cache with database #
# #       delete - delete item              #
# # disassociate - remove item from owner   #
# ###########################################
def display_input(input):
  # Loop through input
  leftBoarder    = "# "
  rightBoarder   = " #"
  divider        = " - "
  keyColumnMax   = 0
  valueColumnMax = 0
  columnsMax     = 0
  for item in input:
    tKey   = item[0]
    tValue = item[1]
    if len(tKey) > keyColumnMax:
      keyColumnMax = len(tKey)
    if len(tValue) > valueColumnMax:
      valueColumnMax = len(tValue)
  columnsMax = len(leftBoarder) + keyColumnMax + len(divider) + valueColumnMax + len(rightBoarder)
  print("#"*columnsMax)
  for item in input:
    tKey   = item[0]
    tValue = item[1]
    print(leftBoarder + tKey.rjust(keyColumnMax) + divider + tValue.ljust(valueColumnMax) + rightBoarder)
  print("#"*columnsMax)
display_input(input)