SahbiOuali13

Lanch configuration to run a django server

• Go to Run and Debug
• Go to Add Configuration

• Django

• Add the way to your manage.py relatively to where your launched VS Code.

SahbiOuali13

a = b = c = 5

SahbiOuali13

a = [1, 2, 3]
b = [1, 2, 3]
print(a == b)
# True
print(a is b)
# False

SahbiOuali13

SyntaxErrors: Maj / Min errors, usage of reserved words
NameErrors : usage of undefined variable, etc.
TypeErrors : When you try to perform a function that doesn't take the right type of variable
SemanticErrors: The script doesn't return the wished result. Usage of debugger is adviced in order to comprehend programmer logic.

SahbiOuali13

from random import randint, uniform, randrange
# Randint make inclusiv calls, 5 is here included. It calls integers in the intervall 1-5
a = randint(1,5)
# Uniforms is basically the same as Randint but call floats in the specified intervall
b = uniform(1,5)
# randrange makes exclusiv calls like range function, returns integers between 0 and 999 here, step can be specified
c = randrange (999)
d = randrange(5,999,2)

SahbiOuali13

# add path to a specified folder in project
import os 

chemin =  r"C:\Users\ouali\OneDrive\Bureau\Formations\Formation Python\la-formation-complete-python-master\test"
folder = os.path.join(chemin, "dossier")
print(folder)

# Create new folder, works fine if the folder already exists.
os.makedirs(folder, exist_ok=True)

SahbiOuali13

import random
import os 

# list all functions in a module
print(dir(os))

# get a description of the function, don't add the parenthesis!
help(random.randint)

SahbiOuali13

fruit = "banana"
# length of a string
l = len(fruit)
# iterating through a string
for letter in fruit:
  print(letter)
# checking if a string or a substring exists in another
print("anana" in fruit)
# comaparing maj and min
fruit_upper = 'BANANA'

SahbiOuali13

greet = '    Hello Python     '
>>greet.lstrip()
'Hello Python      '
>>greet.rstrip()
'      Hello Python'
>>greet.strip()
'Hello Python'

nom = ";,: olom',;:"
>>>print(nom.strip(";,: '"))

SahbiOuali13

xfile = open('course.txt')
for line in xfile:
    print(line)
    
# clean from spaces at end
xfile = open('course.txt')
for line in xfile:
  line = line.rstrip()
  print(line)