Python Notes

📄 40 pages

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Python tricks and tips
Section 6: Dictionary
Lesson 13: Inverting the Dictionary

Code snippet to copy:
dict1={‘a’: 1, ‘b’: 2,‘c’: 3,‘d’: 4,‘e’: 5,‘f’: 6, ‘g’: 7}
dict2={v: k for k, v in dict1.items()}
print(dict2)

Python tricks and tips
Section 6: Dictionary
Lesson 14: Iterating value pairs and dictionary keys

Code snippet to copy:
dict1={‘a’: 1, ‘b’: 2, ‘c’: 3, ‘d’: 4, ‘e’: 5, ‘f’: 6}
for a, b in dict1.iteritems():
print (‘{: {}’.format(a,b))

Python Notes Basics of Python programming

📄 29 pages

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Participate in free programming knowledge quiz league!

Hey guys, we in big data specialist community created first programming league! We will have quizzes every week, you will gain points by giving right answers, and after 10 weeks we will have our winner! This should be really fun and we should learn something new.

First round - General programming knowledge quiz
Quiz link: http://t.me/QuizBot?start=7FcREcyF

Tomorrow is next round starting and you will no longer be able to take first round so hurry up 😊

Here you can find more info and track leaderboards:
https://docs.google.com/spreadsheets/d/1wF9oHAI5KBtr9c85QLTKObClYpXwtRYouK5iAQs9z74/edit?usp=sharing

Join https://t.me/bigdataspecialist to get notified about next rounds. You can also find valuable programming learning materials here and ask any programming related questions you have.

Chaining Of Comparison Operators

Code snippet to copy:
n = 10
result = 1 < n < 20
print(result)
result = 1 > n <= 9
print(result)

Output:
True
False

Python tricks and tips
Section 2: Strings
Lesson 8: Printing out multiple values of strings

Code snippet to copy:
print(“on”*3+’ ‘+”off”*2)

Crawl Websites Using Python

In this notebook, I will go over a simpler Python scraper.

Notebook Link

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Python Functions Cheat sheet

A function is a block of organized code that is used to perform a single task. They provide better modularity for your application and reuse-ability.

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