ErrorBarItem¶
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class
pyqtgraph.
ErrorBarItem
(**opts)[source]¶ -
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setData
(**opts)[source]¶ Update the data in the item. All arguments are optional.
Valid keyword options are: x, y, height, width, top, bottom, left, right, beam, pen
- x and y must be numpy arrays specifying the coordinates of data points.
- height, width, top, bottom, left, right, and beam may be numpy arrays, single values, or None to disable. All values should be positive.
- top, bottom, left, and right specify the lengths of bars extending in each direction.
- If height is specified, it overrides top and bottom.
- If width is specified, it overrides left and right.
- beam specifies the width of the beam at the end of each bar.
- pen may be any single argument accepted by pg.mkPen().
This method was added in version 0.9.9. For prior versions, use setOpts.
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