customization_iframe_emails.py

# WePay Python SDK - http://git.io/v7Y1jA
from wepay import WePay

# application settings
account_id = 123456789
access_token = '1a3b5c7d9'
production = False

# create a theme
theme = {
    'name': 'My Sample Theme',
    'primary_color': 'FFFFFF',
    'secondary_color': '000000',
    'background_color': '004C64',
    'button_color': '0084A0'
}

# set production to True for live environments
wepay = WePay(production, access_token)

# modify your account
response = wepay.call('/account/modify', {
    'account_id': account_id,
    'theme_object': theme
})

# display the response
print response