Example Python

example.py

from __future__ import print_function
import numpy as np
import matplotlib.pyplot as plt #conda install matplotlib

# -40	65.33333333
# -30	99.66666667
# -20	130
# -10	175.3333333
# 0	383.6666667
# 10	446.3333333
# 20	642.6666667
# 30	716.6666667
# 40	717.6666667
# 50	706.3333333
# 60	626
# 70	536.3333333
# 80	365.3333333
# 90	31.66666667

myRange = np.random.rand(10000000)
mySum = 0

#for number in myRange:
#    mySum += number
mySum = myRange.sum()
print(mySum)

x = [1, 2, 4, 8]
y = [10, 40, 80, 20]

result = np.polyfit(x, y, 2)
eq = np.poly1d(result)
print(eq)
print(eq(2))

myX = 4
myY = eq(myX)
print(myY)

x2 = np.arange(-40, 90)
yfit = np.polyval(result, x2)
#print(yfit)

plt.plot(x, y, label = "Points")
plt.plot(x2, yfit,  label = "Fit")
#plt.show()
plt.savefig('example.png')

myString = 'asnutoh'
if myString.isalpha():
    print('alpha')
elif myString.isdigit():
    print('digit')
else:
    print('neither')

number = 0

try:
    number = float(myString)
except ValueError:
    print('Exception Happened')

print(number*2)