# Lists

################################################################################
# mutable heterogeneous sequences of object

[1,9,8]
a = ["apple", "orange", "pear"]
a[1]
a[1] = 7

# empty list
b = []
b.append(1.618)
b
b.append(1.414)

# using list() constructor
list("character")

# for long literal collection/to improve readibility
# check last additional commas
c = ['bear',
     'giraffe',
     'elephant',
     'caterpillar',]

################################################################################
