Python Examples for friend

gistfile1.txt

print("hello, world")

# list
friends = ['john', 'pat', 'gary', 'michael']
print(len(friends))
for f in friends:
    print("hello " + f)

# map / dictionary
friends2 = {
    'jon' : 14,
    'ken' : 31,
    'aaron' : 26
}

for name, age in friends2.items():
    print("hello " + name + ", you are " + str(age) + " years old")


# function
def add(x, y):
    return x + y

# print(add(1, "frog")) # will fail
print(add(1, 2))
print(add("cat", "dog"))

# OOP Object Orient Programming
class Person:
    name = ""
    age = 0
    job = "homeless"

    def __str__(self):
        return f'name: {self.name}, age: {self.age}, job: {self.job}' # starting with "f" means "format"

    def salary(self):
        if self.age < 30:
            return 10000
        else:
            return 20000



def salary(person):
    if person.age < 30:
        return 10000
    else:
        return 20000


aaron = Person()
aaron.name = "Aaron"
aaron.age = 26
aaron.job = "Vendor Manager"
print(aaron)

kenny = Person()
kenny.name = "Kenny"
kenny.age = 31
kenny.job = "Software Engineer"
print(kenny)

print(f'kennys salary is ${kenny.salary()}')
print(f'kennys salary is ${salary(kenny)}')
print(f'aarons salary is ${aaron.salary()}')
print(f'aarons salary is ${salary(aaron)}')


# OOP Constructor/Init

class Person2:
    name = ""
    age = 0
    job = "homeless"

    def __init__(self, name, age, job):
        self.name = name
        self.age = age
        self.job = job

aaron = Person2("Aaron", 26, "Vendor manager") # create via constructor (uses the __init__ function)