8.13.4 TreeBuilder Objects

8.13.4 TreeBuilder Objects

class TreeBuilder(

[element_factory])

Generic element structure builder. This builder converts a sequence of start, data, and end method calls to a well-formed element structure. You can use this class to build an element structure using a custom XML parser, or a parser for some other XML-like format. The element_factory is called to create new Element instances when given.

close(

)

Flushes the parser buffers, and returns the toplevel documen element.

Returns:

An Element instance.

data(

data)

Adds text to the current element. data is a string. This should be either an 8-bit string containing ASCII text, or a Unicode string.

end(

tag)

Closes the current element. tag is the element name.

Returns:

The closed element.

start(

tag, attrs)

Opens a new element. tag is the element name. attrs is a dictionary containing element attributes.

Returns:

The opened element.

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