def __getitem__(self, key):
"""Get key value
"""
d_key = try_lower(key)
try:
return self.__dict__.get(d_key)[1]
except KeyError:
raise KeyError(key)
except TypeError:
raise KeyError(key)
def __delitem__(self, key):
"""Delete key/value.
"""
d_key = try_lower(key)
del self.__dict__[d_key]
def __setitem__(self, key, value):
"""Set key to value.
"""
d_key = try_lower(key)
self.__dict__[d_key] = (key, value)
def __contains__(self, key):
"""True if has a key, else False.
"""
d_key = try_lower(key)
return d_key in self.__dict__