# import module
from scipy import constants

# Just type the name of the constant in
# scipy.constant.XXXX format to access its value.
print("sciPy - pi:", constants.pi)
print("Golden ratio:", constants.golden_ratio)
print("Speed of light in vacuum:", constants.c)
print("Gravitational Constant:", constants.G)
print("Molar Gas Constant:", constants.R)
print("Boltzman Constant:", constants.k)
print("Proton mass Constant:", constants.proton_mass)


print(dir(constants)) 

# https://docs.scipy.org/doc/scipy/reference/constants.html