santosh

QTemporaryDir

C+11 support

Now, I'm not feeling lazy and not going to write all the doc. See all the links in New Features section: https://wiki.qt.io/Template:Release_Information

santosh

def greeting(expr):
    def greeting_decorator(func):
        def function_wrapper(x):
            print(expr + ", " + func.__name__ + " returns:")
            func(x)
        return function_wrapper
    return greeting_decorator

@greeting("καλημερα")
def foo(x):

santosh

import zipfile

zip = zipfile.ZipFile('Archive.zip', 'r')

print(zip.namelist())

for meta in zip.infolist():
    print(meta)

print(zip.read(("wishlist.txt")))

santosh

import itertools

for x in itertools.count(50, 5):
    print(x)
    if x == 80:
        break

for x in itertools.count(50):
    print(x)
    if x == 80:

santosh

import random

print(random.sample(range(100), 5))
print(random.sample(["Fish", "Dog", "Cat"], 1))

print(random.choice(["Fish", "Dog", "Cat"]))

pets=["Fish", "Dog", "Cat", "Parrot"]
random.shuffle(pets)
print(pets)

santosh

length()      : specifies the string length
split(char)   : splits the string by char
trim()        : trims whitespaces from start and end
toUpperCase() : upper cases the entire string
toLowerCase() : lower cases the entire string

Mathematical:
parseInt()    : 
parseFloat()  : 
toFixed(int)  : pads with zero else acts as round(); returns string

santosh

Interpreter candy
help()      - help for specified object
dir()		- like ls for a class
type()      - object type
print()     - print object
len()       - length of object
id()        - returns id of an object
input()     - takes input from stdin
exec()
range()     - sequence type

santosh

# Upgrade to Python 3.

import os

os.makedirs("plates/jpg", exist_ok=True)
os.makedirs("plates/exr", exist_ok=True)

os.makedirs("roto/renders", exist_ok=True)

os.makedirs("matchmove", exist_ok=True)

santosh

import logging

# logging levels
# https://docs.python.org/3.6/library/logging.html#logging-levels

# https://docs.python.org/3.6/library/logging.html#logrecord-attributes
logging.basicConfig(filename='logger.log',
    filemode='w',
    format='%(lineno)d %(levelname)s: %(asctime)s %(funcName)s %(message)s %(thread)d',
    level=logging.WARNING) 

santosh

import threading
import time

def calc_square(numbers):
	print("calculate square numbers")
	for n in numbers:
		time.sleep(0.2)
		print('square', n*n)

def calc_cube(numbers):