# Future Imports for py2/3 backwards compat.
from __future__ import (absolute_import, division, print_function,
unicode_literals)
import inspect
from future import standard_library
standard_library.install_aliases()
def is_subclass_of(variable, required_class):
return inspect.isclass(variable) and issubclass(variable, required_class)
def is_iterable(variable):
return hasattr(variable, '__iter__')
def remove_front_slash(uri):
if uri.startswith('/'):
uri = uri[1:]
return uri
# based on : http://stackoverflow.com/questions/6480723/urllib-urlencode-doesnt-like-unicode-values-how-about-this-workaround
def utf8_encoded(data):
if isinstance(data, str):
return data.encode('utf8')
if isinstance(data, str):
# ensure now it can be decoded aka 'is valid UTF-8?'
data.decode('utf8')
return data
if isinstance(data, dict):
return dict(zip(iter(data.keys()), map(utf8_encoded, iter(data.values()))))
if is_iterable(data):
return list(map(utf8_encoded, data))
# not sure how to handle this data type, return as-is
return data
