import pandas as pd

data = {
    'city' : ['Toronto', 'Montreal', 'Waterloo'],
    'points' : [80, 70, 90]
}

data

{'city': ['Toronto', 'Montreal', 'Waterloo'], 'points': [80, 70, 90]}

type(data)

dict

df = pd.DataFrame(data)

df

df = df.assign(code = [1, 2, 3])

df

from datetime import datetime

def get_age(d):
    d1 = datetime.now()
    months = (d1.year - d.year) * 12 + d1.month - d.month

    year = int(months / 12)
    return year

age = get_age(datetime(1991, 1, 1))

age

33

#Python String
single_quote = 'Hello'
double_quote = "World"
multi_line = """This is
a multi-line
string"""

print(single_quote)
print(double_quote)
print(multi_line)

text = "Python"

print(text[0])    # P
print(text[-1])   # n

word = "Programming"

print(word[0:6])   # Output: Progra
print(word[:4])    # Output: Prog
print(word[4:])    # Output: ramming

name = "Python"

# name[0 …

#Python Numbers and Mathematics
import math
import random
import statistics
integer_num = 10
float_num = 3.14
complex_num = 2 + 5j

print(type(integer_num))  # <class 'int'>
print(type(float_num))    # <class 'float'>
print(type(complex_num))  # <class 'complex'>

a = 12
b = 5

print(a + b)   # Addition → 17
print(a - b)   # Subtraction → 7
print(a …

print("hello")

hello