Fix Python – How to convert JSON data into a Python object?

I want to convert JSON data into a Python object.
I receive JSON data objects from the Facebook API, which I want to store in my database.
My current View in Django (Python) (request.POST contains the JSON):
response = request.POST
user = FbApiUser(user_id = response[‘id’])
user.name = response[‘name’]
user.username = response[‘username’]
user.sav….

Fix Python – What’s the difference between select_related and prefetch_related in Django ORM?

In Django doc,

select_related() “follows” foreign-key relationships, selecting additional related-object data when it executes its query.
prefetch_related() does a separate lookup for each relationship, and does the “joining” in Python.

What does it mean by “doing the joining in python”? Can someone illustrate with an example?
My understanding i….

Fix Python – How do I install the yaml package for Python?

I have a Python program that uses YAML. I attempted to install it on a new server using pip install yaml and it returns the following:
$ sudo pip install yaml
Downloading/unpacking yaml
Could not find any downloads that satisfy the requirement yaml
No distributions at all found for yaml
Storing complete log in /home/pa/.pip/pip.log

How do I in….

Fix Python – Passing a dictionary to a function as keyword parameters

I’d like to call a function in python using a dictionary.
Here is some code:
d = dict(param=’test’)

def f(param):
print(param)

f(d)

This prints {‘param’: ‘test’} but I’d like it to just print test.
I’d like it to work similarly for more parameters:
d = dict(p1=1, p2=2)
def f2(p1, p2):
print(p1, p2)
f2(d)

Is this possible?
….