Python Simple Internationalization

intl-example.py

# -*- coding: utf-8 -*-
# Copyright (c) 2021 Carlos de Huerta <carlos.hm@live.com>
# Distributed under the MIT License (https://opensource.org/licenses/MIT)

from intl import intl

# Pi Weather Rock labels have been translated and included in the json file resources.lang.json
mytext = intl()

# get text for the label feels_like in english
print(mytext.get_text('en','feels_like'))

# Prints -> Feels like:

# get text for the label sunset_at in spanish
print(mytext.get_text('es','sunset_at').format(hour=12, minute=60))

# Prints -> Ocaso en 12 hrs 60 min

# get text for the label umbrella in basque
print(mytext.get_text('eu','umbrella'))

# Prints -> Hartu aterkia!

# get text for the label umbrella in greek (not available in the resources file)
# english is the fallback language
print(mytext.get_text('el','umbrella'))

# Prints -> Grab your umbrella!

# get text for the label tonight in catalan
print(mytext.get_text('ca','tonight'))

# Prints -> aquesta nit

# get text for the label tonight in catalan and Capitalize it
print(mytext.get_text('ca','tonight', capital=True))

# Prints -> Aquesta nit

intl.py

# -*- coding: utf-8 -*-
# Copyright (c) 2021 Carlos de Huerta <carlos.hm@live.com>
# Distributed under the MIT License (https://opensource.org/licenses/MIT)

import json

from os import path

RESOURCES_FILE = 'resources.lang.json'

class intl:
    """
    This class assists in the internationalization and localization of apps
    through the text stored in the RESOURCES_FILE for different languages supported by the config file.
    """

    def __init__(self):       
        with open(path.join(path.dirname(__file__),RESOURCES_FILE), "r") as t:
            self.resources = json.load(t)
        
    def get_text(self, ui_lang, text, capital = False, fallback = 'en'):
        if self.resources.get(ui_lang) is None:
            ui_lang = fallback
            
        if capital is True:
            return self.resources[ui_lang][text].capitalize()
        else:
            return self.resources[ui_lang][text]

resources.lang.json

{
	"ca":{
		"feels_like": "Sensació tèrmica:",
		"wind": "Vent:",
		"humidity": "Humitat:",
		"umbrella": "¡Agafa el paraigües!",
		"no_umbrella": "Avui no agafis el paraigües",
		"today": "avui",
		"powered_by": "Weather rock gràcies a Dark Sky",
		"tonight": "aquesta nit",
		"tomorrow": "demà",
		"check_at": "Part meteorològic de les",
		"sunrise": "Alba: {sunrise}",
		"sunset": "Posta de sol: {sunset}",
		"sunrise_at": "fa de dia a {hour} hrs {minute:02d} min",
		"sunset_at": "Ocàs a {hour} hrs {minute:02d} min",
		"daylight": "Llum de dia: {hour} hrs {minute:02d} min"
		},
	"de":{
		"feels_like": "Fühlt sich an wie:",
		"wind": "Wind:",
		"humidity": "Luftfeuchtigkeit:",
		"umbrella": "Schnapp dir den Regenschirm!",
		"no_umbrella": "Nimm heute nicht den Regenschirm",
		"today": "heute",
		"powered_by": "Weather rock dank Dark Sky",
		"tonight": "heute Abend",
		"tomorrow":"morgen",
		"check_at": "Wetterbericht der",
		"sunrise": "Sonnenaufgang: {sunrise}",
		"sunset": "Sonnenuntergang: {sunset}",
		"sunrise_at": "Sonnenaufgang in {hour} std. {minute:02d} min.",
		"sunset_at": "Sonnenuntergang in {hour} std. {minute:02d} min.",
		"daylight": "Tageslicht: {hour} Std. {minute:02d} min."
		},
	"en": {
		"feels_like": "Feels Like:",
		"wind":"Wind:",
		"humidity":"Humidity:",
		"umbrella":"Grab your umbrella!",
		"no_umbrella":"No umbrella needed today.",
		"today":"today",
		"powered_by":"A weather rock powered by Dark Sky",
		"tonight":"tonight",
		"tomorrow":"tomorrow",
		"check_at":"Weather checked at",
		"sunrise":"Sunrise: {sunrise}",
		"sunset":"Sunset:  {sunset}",
		"sunrise_at":"Sunrise in {hour} hrs {minute:02d} min",
		"sunset_at":"Sunset in {hour} hrs {minute:02d} min",
		"daylight":"Daylight: {hour} hrs {minute:02d} min"
	},
	"es": {
		"feels_like": "Sensación térmica:",
		"wind":"Viento:",
		"humidity":"Humedad:",
		"umbrella":"¡Coge el paragüas!",
		"no_umbrella":"Hoy no cojas el paragüas",
		"today":"hoy",
		"powered_by":"Weather rock gracias a Dark Sky",
		"tonight":"esta noche",
		"tomorrow":"mañana",
		"check_at":"Parte meteorológico de las",
		"sunrise":"Amanecer: {sunrise}",
		"sunset":"Puesta de sol:  {sunset}",
		"sunrise_at":"Amanece en {hour} hrs {minute:02d} min",
		"sunset_at":"Ocaso en {hour} hrs {minute:02d} min",
		"daylight":"Luz de día: {hour} hrs {minute:02d} min"
	},
	"eu":{
		"feels_like": "Sentitzen da:",
		"wind": "Haizea:",
		"humidity": "Hezetasuna:",
		"umbrella": "Hartu aterkia!",
		"no_umbrella": "Gaur ez hartu aterkia",
		"today": "gaur",
		"powered_by": "Weather rock Dark Sky-ri esker",
		"tonight": "gaur gauean",
		"tomorrow": "bihar",
		"check_at": "Eguraldiaren iragarpena",
		"sunrise": "Egunsentia: {sunrise}",
		"sunset": "Ilunabarra: {sunset}",
		"sunrise_at": "Egunsentia {hour} hrs {minute:02d} min",
		"sunset_at": "Ilunabarra {hour} hrs {minute:02d} min",
		"daylight": "Eguneko argia: {hour} hrs {minute:02d} min"
		},
	"fr":{
		"feels_like": "Refroidissement éolien:",
		"wind": "Vent:",
		"humidity": "Humidité:",
		"umbrella": "Attrape le parapluie!",
		"no_umbrella": "Ne prenez pas le parapluie aujourd'hui",
		"today": "aujourd'hui",
		"powered_by": "Weather rock grâce à Dark Sky",
		"tonight":"ce soir",
		"tomorrow": "demain",
		"check_at": "Bulletin météo du",
		"sunrise": "Lever de soleil: {sunrise}",
		"sunset": "Coucher de soleil: {sunset}",
		"sunrise_at": "Lever de soleil dans {hour} hrs {minute:02d} min",
		"sunset_at": "Coucher de soleil dans {hour} hrs {minute:02d} min",
		"daylight": "Lumière du joir: {hour} hrs {minute:02d} min"
		},
	"gl":{
		"feels_like": "Refrixeración do vento:",
		"wind": "Vento:",
		"moist": "Humidade:",
		"umbrella": "Agarra o paraugas!",
		"no_umbrella": "Non collas o paraugas hoxe",
		"today": "hoxe",
		"powered_by": "O tempo é rockeiro grazas a Dark Sky",
		"tonight": "esta noite",
		"mañá": "mañá",
		"check_at": "Informe meteorolóxico do",
		"sunrise": "Amanecer: {sunrise}",
		"sunset": "Atardecer: {sunset}",
		"sunrise_at": "Amencer en {hour} hrs {minute:02d} min",
		"sunset_at": "Atardecer en {hour} hrs {minute:02d} min",
		"daylight": "Luz do día: {hour} hrs {minute:02d} min"
		},
	"it":{
		"feels_like": "Si sente come:",
		"wind": "Vento:",
		"humidity": "Umidità:",
		"umbrella": "Prendi l'ombrello!",
		"no_umbrella": "Non prendere l'ombrello oggi",
		"today": "today",
		"powered_by": "Weather rock grazie a Dark Sky",
		"tonight": "stasera",
		"tomorrow": "domani",
		"check_at": "Bollettino meteorologico del",
		"sunrise": "Alba: {sunrise}",
		"sunset": "Tramonto: {sunset}",
		"sunrise_at": "Alba tra {hour} ore {minute:02d} min",
		"sunset_at": "Tramonto tra {hour} ore {minute:02d} min",
		"daylight": "Luce del giorno: {hour} ore {minute:02d} min"
		},
	"pt":{
		"feels_like": "Parece:",
		"wind": "Vento:",
		"humidity": "Umidade:",
		"umbrella": "¡Pegue o guarda-chuva!",
		"no_umbrella": "Não leve o guarda-chuva hoje",
		"today": "hoje",
		"powered_by": "Weather rock graças ao Dark Sky",
		"tonight": "esta noite",
		"tomorrow": "amanhã",
		"check_at": "Boletim meteorológico de",
		"sunrise": "Nascer do sol: {sunrise}",
		"sunset": "Pôr do sol: {sunset}",
		"sunrise_at": "Nascer do sol em {hour} horas {minute:02d} min",
		"sunset_at": "Pôr do sol em {hour} horas {minute:02d} min",
		"daylight": "Luz do dia: {hour} horas {minute:02d} min"
		}
}