Anand Tripathi anandtripathi5

## app.py
from flask import Flask

from extensions import socketio


def create_app():
    app = Flask(__name__)

    # other initializations and configurations
    ...

## extensions.py
from flask_socketio import SocketIO

socketio = SocketIO(async_mode="gevent", cors_allowed_origins='some url')

## one_way_to_do_it.py
# Using the % operator
proglang = "Python"
print('The Zen of %s' % proglang)

# Using the .format() method
my_str = 'The Zen of {}'
print(my_str.format(proglang))

# Using f-strings
print(f"The Zen of {proglang}")

## unless_explicitly_silenced.py
# Bad

capitals = dict(india='delhi', netherlands='amsterdam')
try:
    captial = capitals['kenya']
except:
    print("What is this error")

# Good
try:

## error_should_never_pass_silently.py
# Bad

try:
    mylist = get_items()
exception Exception as e:
    pass
return mylist

# Good
import logging

## sparse_better_than_dense.py
if i>0: return sqrt(i)
elif i==0: return 0
else: return 1j * sqrt(-i)


# Versus

if i > 0:
    return sqrt(i)
elif i == 0:

## complex_is_better_than_complicated_solution.py
for i in xrange(5):
  print i

## complex_is_better_than_complicated.py
counter = 0
while counter < 5:
  print counter
  counter += 1

## zen_of_python_3.py
# c,a,b,d are some random variables
c = a and b or d
# or
if a:
  c = b
else:
  c = d

## zen_of_python_2.py
from .. import some_module
# or
from foo.bar import some_module

# another example

from foo.bar.some_module import *
# or
from foo.bar.some_module import specific_variable
	from flask import Flask

	from extensions import socketio


	def create_app():
	app = Flask(__name__)

	# other initializations and configurations
	...
	from flask_socketio import SocketIO

	socketio = SocketIO(async_mode="gevent", cors_allowed_origins='some url')
	# Using the % operator
	proglang = "Python"
	print('The Zen of %s' % proglang)

	# Using the .format() method
	my_str = 'The Zen of {}'
	print(my_str.format(proglang))

	# Using f-strings
	print(f"The Zen of {proglang}")
	# Bad

	capitals = dict(india='delhi', netherlands='amsterdam')
	try:
	captial = capitals['kenya']
	except:
	print("What is this error")

	# Good
	try:
	# Bad

	try:
	mylist = get_items()
	exception Exception as e:
	pass
	return mylist

	# Good
	import logging
	if i>0: return sqrt(i)
	elif i==0: return 0
	else: return 1j * sqrt(-i)


	# Versus

	if i > 0:
	return sqrt(i)
	elif i == 0:
	# c,a,b,d are some random variables
	c = a and b or d
	# or
	if a:
	c = b
	else:
	c = d
	from .. import some_module
	# or
	from foo.bar import some_module

	# another example

	from foo.bar.some_module import *
	# or
	from foo.bar.some_module import specific_variable