def main():
print('Welcome to PyQuad. Please enter the coefficients of your equation.')
print(u'f(x)=ax\u00b2+bx+c')
a = raw_input('Input a: ')
b = raw_input('Input b: ')
c = raw_input('Input c: ')
q = Quad.Quadratic(a, b, c)
while True:
choice = raw_input(
'Do you want info(I), graph(G) or evaluation(E) ?\n> ')
while True:
if choice.lower() == 'i':
info(q)
break
elif choice.lower() == 'g':
graph(q)
break
elif choice.lower() == 'e':
evaluation(q)
break
else:
print('Input i, g or e')
break
choice = raw_input('Quit or Main Menu (Q, M)?\n> ')
if choice.lower() == 'q':
break
