Tables Recorder

General Description

A recorder that saves to PyTables CArray

This Recorder creates a CArray for every node passed to the constructor. Each CArray stores the data for all scenarios on the specific node. This is useful for analysis of Node statistics across multiple scenarios. API Reference

Attributes

Name	Description	Required
model	The model to record nodes from	Optional
h5file	The tables file handle or filename to attach the CArray objects to. If a filename is given the object will open and close the file handles	Required
nodes	Nodes to save in the tables database. Can be an iterable of Node objects or node names. It can also be a iterable of tuples with a node specific where keyword as the first item and a Node object or name as the second item. If an iterable of tuples is provided then the node specific where keyword is used in preference to the where keyword (see below)	Required
parameters	Parameters to save. Similar to the nodes keyword, except refers to Parameter objects or names thereof	Required
where	Default path to create the CArrays inside the database	Required
time	Default full node path to save a time tables.Table. If None no table is created	Optional
scenarios	Default full node path to save a scenarios tables.Table. If None no table is created	Optional
routes_flows	Relative (to where) node path to save the routes flow CArray. If None (default) no array is created	Optional
routes	Full node path to save the routes tables.Table. If None not table is created	Optional
filter_kwds	Filter keywords to pass to tables.open_file when opening a file	Required
mode	Model argument to pass to tables.open_file. Defaults to ‘w’	Optional
metadata	Dict of user defined attributes to save on the root node (root._v_attrs)	Required
create_directories	If a file path is given and create_directories is True then attempt to make the intermediate directories. This uses os.makedirs() underneath	Optional

Example

coming soon…

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