On Mon, Dec 7, 2020 at 5:42 PM Matt Wheeler <m...@funkyhat.org> wrote: > > for item in self.data: > if all(item[k] == v for k,v in kwargs.items()): > return item > > Or > > return [item for item in self.data if all(item[k] == v for k,v in > kwargs.items())] > > to return all matches > > Beware though that either of these will be slow if your list of dicts is > large. > If the list is large enough that this becomes slow, consider using a database > (e.g. sqlite or other SQL DB) instead.
Thanks! Works perfectly. > On 7 Dec 2020, 22:06 +0000, Larry Martell <larry.mart...@gmail.com>, wrote: > > I have a class that has an object that contains a list of dicts. I > > want to have a class method that takes a variable number of key/value > > pairs and searches the list and returns the item that matches the > > arguments. > > > If I know the key value pairs I can do something like this: > > > instance = next(item for item in data] if\ > > item["appCode"] == 1 and\ > > item["componentCode"] == "DB" and\ > > item["environmentEnumID"] == 12 and\ > > item["serverName"] == 'foo', None) > > > But in my class method if I have: > > > def find_data_row(self, **kwargs): > > > and I call it: > > > find_data_row(appCode=1, componentCode='DB', ...) > > > How can I do the search in a pythonic way? > > -- > > https://mail.python.org/mailman/listinfo/python-list -- https://mail.python.org/mailman/listinfo/python-list
