ty-shaikh

class Car
  attr_accessor :brand, :model

  def initialize(brand, model)
    @brand = brand
    @model = model
  end

  def name
    puts "#{self.brand} #{self.model}"

ty-shaikh

//= require paginate

ty-shaikh

├── README.md          <- The top-level README for developers using this project.
├── data
│   ├── external       <- Data from third party sources.
│   ├── interim        <- Intermediate data that has been transformed.
│   ├── processed      <- The final, canonical data sets for modeling.
│   └── raw            <- The original, immutable data dump.
│
├── models             <- Trained and serialized models, model predictions, or model summaries
│
├── notebooks          <- Jupyter notebooks. Naming convention is a number (for ordering),

ty-shaikh

# Imperative
lines = open('data.txt')
broken_lines = [l.split(',') for l in lines]
ages_by_state = {}

for bl in broken_lines:
    state, age = bl[2], bl[5]
    state = state.strip().lower().replace(’.’,’’)
    age = float(age)
    if state in ages_by_state.keys():

ty-shaikh

# Functional
def normalize_state(s):
    return s.strip().lower().replace(’.’,’’)

def mean(nums):
    return sum(nums) / len(nums)

def extract_state_age(l):
    pieces = l.split(’,’)
    return normalize_state(state), float(age)

ty-shaikh

print('Hello world!')
a = a + 1

ty-shaikh

def get_year_extractor(example_date):
    # not sure if example_date is YYYYMMDD
    # or YYYY‐MM‐DD or MM‐DD‐YYYY
    if len(example_date)==8:
        return lambda d: d[:4]
    elif (example_date[4]==’-’ and example_date[7]==’-’):
        return lambda d: d[:4]
    else:
        return lambda d: [‐4:]

ty-shaikh

# OOP

x, y = 4, 5
x + y
>> 9

x.__add__(y)
>> 9

ty-shaikh

# OOP

class Animal:
    def __init__(self, name):
        self.name = name

class Parrot(Animal):
    def talk(self):
        print self.name + ‘ want a cracker!’

ty-shaikh

import urllib
url = "https://en.wikipedia.org/wiki/Dangiwa_Umar"
cont = urllib.urlopen(url).read()
from HTMLParser import HTMLParser
class Parser(HTMLParser):
    def handle_starttag(self, x, y):
        if x=='p': self.inp = True
        if x=='a':
            try:
                if self.inp: