Sets.py

#!/usr/bin/env python
# coding: utf-8

# # Sets

# ## Sets are containers of unique elements without any particular ordering.

# ## A datatype for mutable unordered collections of unique elements.

# In[10]:


numbers = [1,2,3,9,0,4,5,1,2,4,5,6,7,8,]
print(set(numbers))


# In[8]:


months = ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec','Apr','May']
print(set(months))