Download: https://osdyn.ifremer.fr/pyweb/notebooks/utils/mmath.ipynb

Mathematical tools

[1]:

from osdyn.utils.misc.info import what_function
from osdyn.utils.misc.mmath import bound, get_unit, get_precision

[2]:

from osdyn.utils.misc import mmath

Avalaible functions

[3]:

what_function(mmath)

[3]:

['bound',
 'ceil',
 'explore_regular_linear_range_bounds',
 'floor',
 'get_number_of_nan',
 'get_number_of_notnan',
 'get_precision',
 'get_unit',
 'main',
 'set_range']

bounds for a range or colorbar

[4]:

# get inner rounds
print(bound(-1034.3285), bound(1034.3285))

-1034.0 1034.0

[5]:

# get outer rounds
print(bound(-1034.3285, shrink=False), bound(1034.3285, shrink=False))

-1035.0 1035.0

[6]:

# get outer rounds at 10^2
print(bound(-1034.3285, shrink=False, precision=2), bound(1034.3285, shrink=False, precision=2))

-1100.0 1100.0

[7]:

# get inner rounds for decimal numbers
print(bound(-0.3285), bound(0.3285))

-0.3 0.3

[8]:

# get outer rounds at 10^{-2}
print(bound(-0.3285, shrink=False, precision=-3), bound(0.3285, shrink=False, precision=-3))

-0.329 0.329

unit of a number

[9]:

get_unit(000.00399)

[9]:

0.001

[10]:

get_unit(0.99)

[10]:

0.1

[11]:

get_unit(-0.93)

[11]:

0.1

precision of a number

[12]:

get_precision(-0.00093)

[12]:

-5

[13]:

get_precision(-103.0)

[13]:

-1