Notes/ML/ListsProgram-200808-180223.py

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2022-04-23 14:04:50 +00:00
cricketers = ["Sachin", "Dhoni", "Virat"]
# one value vs multiple value
# access these values
# what we can put inside a List - strings,number,boolean
cricketers2 = ["Sachin", "Dhoni", "Virat", 1, True]
# how to access individual elements of this list
print(cricketers2)
# lets say access specific value - index
cricketers3 = ["Sachin", "Dhoni", "Virat"]
# 0 1 2
print(cricketers3[0])
# we can also access back of the list
cricketers4 = ["Sachin", "Dhoni", "Virat"]
# -3 -2 -1
# keep in mind index position 0 vs -1 from back
print(cricketers4[-3])
# last 2 elements in the list
print(cricketers4[1:])
# range - add 3 more to list
cricketers5 = ["Sachin", "Dhoni", "Virat", "Dravid", "Amarnath", "Sehwag"]
print(cricketers5[1:4])
# beginning to end of list
print(cricketers5[:])
# original list is not modified
print(cricketers5[1:4])
print(cricketers5)
# Modify a list
cricketers6 = ["Sachin", "Dhoni", "Virat", "Dravid", "Amarnath", "Sehwag"]
cricketers6[2] = "Rohit"
print(cricketers6)