ItsCosmas

#MAPS
def addFive(x):
    return x + 5

nums = [11,22,33,44,55]
result = list(map(addFive,nums))
print(result)
nums = [11,22,33,44,55]
result = list(map(lambda x:x+5,nums))
print(result)

ItsCosmas

# Functions on the go, without assigning them to a variable
# Anonymous functions

def square(x):
    return x*x

print(square(2))

print((lambda x: x*x)(4))

ItsCosmas

# FILTERS
nums = [11, 22, 33, 44, 55]
result = list(filter(lambda x: x % 5 != 0, nums))
print(result)

ItsCosmas

list = [12]
print("========= INSERT ============")
list.insert(0, 5)
print(list)
list.insert(1, 10)
print(list)
list.insert(2, 6)
print(list)

print("========= REMOVE ============")

ItsCosmas

ages = {"Cozy": 21, "Mark": 22, "Dan": 25}
primary = {
    "red": [255, 0, 0],
    "green": [0, 255, 0],
    "blue": [0, 0, 255]
}
print(primary["red"])
print(ages["Cozy"])
# Only Immutable objects can be used as keys to dictionaries
# Dictionaries and Lists are mutable and cannot be used as keys in a dictionary

ItsCosmas

my_set = {"apple", "banana", "cherry", "strawberry", "grapes"}

# removes an element from the set
my_set.discard("banana")


print(my_set)

# Clear empties the set
my_set.clear()

ItsCosmas

words = ("spam", "eggs", "sausages")
print(words[0])

print(words.count("spam"))
print(words.index("eggs"))

# They are immutable

ItsCosmas

# FOR LOOP
words = ["hello", "world", "spam", "eggs"]

for word in words:
    print(word)

ItsCosmas

# FOR LOOP BREAK
fruits = ["apple", "banana", "cherry"]
for x in fruits:
    if x == "banana":
        break
    print(x)

ItsCosmas

# FOR LOOP CONTINUE
fruits = ["apple", "banana", "cherry"]
for x in fruits:
  if x == "banana":
    continue
  print(x)