nltk.draw.cfg.ProductionList

class documentation

class ProductionList(ColorizedList): (source)

Constructor: ProductionList(parent, items, **options)

Undocumented

Constant	`ARROW`	Undocumented
Method	`_init_colortags`	Set up any colortags that will be used by this colorized list. E.g.:
Method	`_item_repr`	Return a list of (text, colortag) tuples that make up the colorized representation of the item. Colorized representations may not span multiple lines. I.e., the text strings returned may not contain newline characters.

Inherited from ColorizedList:

Method	`__init__`	Construct a new list.
Method	`add_callback`	Register a callback function with the list. This function will be called whenever the given event occurs.
Method	`focus`	Undocumented
Method	`get`	No summary
Method	`grid`	Undocumented
Method	`mark`	Highlight the given item. :raise ValueError: If `item` is not contained in the list.
Method	`markonly`	Remove any current highlighting, and mark the given item. :raise ValueError: If `item` is not contained in the list.
Method	`pack`	Undocumented
Method	`remove_callback`	Deregister a callback function. If `func` is none, then all callbacks are removed for the given event.
Method	`set`	Modify the list of items contained by this list.
Method	`unmark`	Remove highlighting from the given item; or from every item, if no item is given. :raise ValueError: If `item` is not contained in the list. :raise KeyError: If `item` is not marked.
Method	`view`	Adjust the view such that the given item is visible. If the item is already visible, then do nothing.
Method	`_buttonpress`	Undocumented
Method	`_fire_callback`	Undocumented
Method	`_init_itemframe`	Undocumented
Method	`_keypress`	Undocumented
Instance Variable	`_callbacks`	Undocumented
Instance Variable	`_itemframe`	Undocumented
Instance Variable	`_items`	Undocumented
Instance Variable	`_marks`	Undocumented
Instance Variable	`_parent`	Undocumented
Instance Variable	`_textscroll`	Undocumented
Instance Variable	`_textwidget`	Undocumented

ARROW = (source) ¶

Undocumented

Value

SymbolWidget.SYMBOLS['rightarrow']

def _init_colortags(self, textwidget, options): (source) ¶

overrides nltk.draw.util.ColorizedList._init_colortags

Set up any colortags that will be used by this colorized list. E.g.:

>>> textwidget.tag_config('terminal', foreground='black')

def _item_repr(self, item): (source) ¶

overrides nltk.draw.util.ColorizedList._item_repr

Return a list of (text, colortag) tuples that make up the colorized representation of the item. Colorized representations may not span multiple lines. I.e., the text strings returned may not contain newline characters.