In [4]:

    

# Day 1 - Q. Import numpy as `np` and print the version number.
import numpy as np
print( 'Version: ',np.version.version, np.version)


    

    




Version:  1.13.3 <module 'numpy.version' from 'C:\\Anaconda3\\lib\\site-packages\\numpy\\version.py'>

In [21]:

    

# Day 2 - Q. Create a 1D array of numbers from 0 to 9 
# Output - array([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])
# There are 5 ways to create an array in NumPy 1) From a list\tuple 2) creation object 3) Reading from disk 4) raw byes in strings\buffers 5) Special Library
# ones, zeros, random.random, empty, full, arange, linspace
fromList = np.array([0, 1, 2, 3, 4, 5, 6, 7, 8, 9])
print("From a list : ", fromList)
fromZero = np.zeros(10, dtype = np.integer)
for i,x in enumerate(fromZero): 
    fromZero[i] = i
print("From zeros  : ", fromZero) 
from io import StringIO
c = StringIO("0, 1, 2, 3, 4, 5, 6, 7, 8, 9") 
fromIO = np.loadtxt(c, delimiter=',', dtype=np.int64)
print("From IO     : ", fromIO)


    

    




From a list :  [0 1 2 3 4 5 6 7 8 9]
From zeros  :  [0 1 2 3 4 5 6 7 8 9]
From IO     :  [0 1 2 3 4 5 6 7 8 9]

In [2]:

    

print(raw)


    

    




[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]