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* Parameters: Added _append_() and _prepend_() methods.

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Wirawan Purwanto
2013-03-04 13:37:48 -05:00
parent 099f3e7e06
commit f04531a601
1 changed files with 15 additions and 0 deletions
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15
params/params_flat.py
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@@ -260,6 +260,21 @@ class Parameters(dict):
updated into the "self" dict. updated into the "self" dict.
""" """
dict.update(self, srcdict) dict.update(self, srcdict)
def _append_(self, *dicts):
"""Appends dictionary search path to this Parameters object.
"""
self.__dict__["_list_"] += list(dicts)
def _prepend_(self, *dicts, **_options_):
"""Prepends dictionary search path to this Parameters object.
This will not override the first dict, which is its own dictionary object.
If you really want to do that (BEWARE, know what you are doing!),
you will have to specify override_me=True in the argument.
"""
_list_ = self.__dict__["_list_"]
if not _options_.get("override_me", False):
self.__dict__["_list_"] = [ _list_[0] ] + list(dicts) + _list_[1:]
else:
self.__dict__["_list_"] = list(dicts) + _list_
def __add__(self, srcdict): def __add__(self, srcdict):
"""Returns a copy of the Parameters() object, with the most-overriding """Returns a copy of the Parameters() object, with the most-overriding
parameters updated from the contents of srcdict.""" parameters updated from the contents of srcdict."""