maddrum

# settings.py

TEMPLATE_CONTEXT_PROCESSORS = (
    'django.core.context_processors.i18n',
)

# urls.py (outside i18n_patterns)

(r'^i18n/', include('django.conf.urls.i18n')),

maddrum

This GIST will help you implement PayPal v2 API with your Django app and handle payment statuses. I will use: Class-Based FormView and Django template system. To proceed you have to obtain valid PAYPAL_CLIENT_ID, PAYPAL_CLIENT_SECRET /have PayPal business account - production or sandbox/

Steps to complete:

1. Get PayPal SDK - pip install paypal-checkout-serversdk

2. Create a FormView with the payment data - amount, currency, description and cliend_id

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from django import template

register = template.Library()


@register.simple_tag(takes_context=True)
def query_transform(context, **kwargs):
    query = context.request.GET.copy()
    for key, value in kwargs.items():
        query[key] = value

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"""
based on: https://stackoverflow.com/questions/10482953/python-extending-with-using-super-python-3-vs-python-2
"""


class Klass1:
    def __init__(self):
        print('1')

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import random


class MetaSample(type):
    def __new__(cls, name, bases, dct):
        print(f'BEHOLD, You will get an awesome new class soon!')
        x = super().__new__(cls, name, bases, dct)
        x.some_var = 100
        x.random_var = random.randint(0, 100)
        x.called_times = 0

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"""getters, setters and property decorators examples
   Used to get and set protected variables(starts with _)
   using property makes all code call getter and setter functions when rear and write do this class protected variable"""


class AddTesterToString:
   def __init__(self, input_string):
       self.input_string = input_string

   # def getter function - gets _protected variable

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def decorator(func):
   """This is a decorator function. It takes some function as a parameter, 'wraps it' in code
   and RETURNs wrapped function
   This is a way to add functionality without changing base code"""

   def wrap(text='this is base function'):
       print('this is pre-function')
       func(text)
       print('this is post func')

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import logging

import time

logger = logging.getLogger('MyLogger')


def measure_run_time(func):
    def wrapper(*args, **kwargs):
        total_start_time = time.time_ns()

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# bug described here - https://code.djangoproject.com/ticket/33813
----
# Definitions
# models
class ReviewsModelManager(models.Manager):
    def get_queryset(self):       
        qs = super().get_queryset()
        qs = qs.filter(published=True)
        return qs

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value_list = [
    {
        'name': 'a',
        'value': '1',
    },
    {
        'name': 'a',
        'value': '2',
    },
    {