%precision 4

from natu.units import m
m

length = 0.0254*m
length

length.display_unit = 'inch'
length

from natu.units import inch
length/inch

from natu.units import km
km

km/m

from natu import units as U
U.km/U.m

from natu.units import degC, degF, dB

temperature = 25*degC

from natu.units import K
temperature/K

temperature/degF

0*degC + 100*K

25*degC + 25*degC

(10/dB + 10/dB)*dB

from natu.units import mdegC
100*mdegC/K

import numpy as np
np.array([1, 2, 3])*m

m*np.array([1, 2, 3])

np.array([1*m, 100*degC])

x = m*np.array([1, 2, 3])
x[:2]

x.clip(0, 2)

(1 + 1j)*m

# Individually:
from natu.groups.length import m

# By access:
from natu.groups import length
m = length.m

# By wildcard:
from natu.groups.length import *

from natu.units import m, kg, s
1*kg*m**2/s**2

cinch = inch**3
cinch

10*cinch

cinch.display_unit = 'cinch'
from natu import units
units.cinch = cinch

10*cinch

from natu.core import ScalarUnit
from natu.units import ns
shake = ScalarUnit.from_quantity(10*ns, 'shake')

units.shake = shake

time = 500*ns
time.display_unit = 'shake'
time

from natu import config
config.definitions

config.definitions.append("custom.ini")

from natu.units import shake
shake

from natu.units import k_A
k_A.display_unit = 'N/A2'
print('{0} (dimension {0.dimension})'.format(k_A))

print('{0:M} (dimension {0.dimension:M})'.format(k_A))

print('{0:V} (dimension {0.dimension:V})'.format(k_A))

print(u'{0:U} (dimension {0.dimension:U})'.format(k_A))

print('{0:H} (dimension {0.dimension:H})'.format(k_A))

print('{0:L} (dimension ${0.dimension:L}$)'.format(k_A))

print(u'{0:.7fU}'.format(k_A))

from natu.units import yd
yd.display_unit = 'm'
1*yd

%precision 4
from natu.units import inch, m
inch/m

%timeit 1*m

%precision 4
from natu import config
config.use_quantities = False

from natu.units import m
%timeit 1*m

type(m)

from natu.units import inch
length = 0.0254*m
length/inch

length

m

from natu.units import degC
degC

from natu.units import K
temperature = 0*degC + 100*K
temperature/degC