Convert a value written in SI notation to a tuple (number, si_prefix, suffix). Example: siParse('100 µV') # returns ('100', 'µ', 'V')

Return the recommended scale factor and SI prefix string for x. Parameters ---------- x : float The value to be scaled.

Return (text, stack_frame) for a traceback and the stack preceding it If *lastFrame* is given and present in the stack, then the stack is truncat

Remember the current set of objects as the comparison for all future calls to diff() Called automatically on init, but can be called

Start listening for requests coming from the child process. This allows signals to be connected from the child process to the parent.

Return a suitable dtype for x

Called after a terminal has been renamed Causes sigTerminalRenamed to be emitted.

Ask the user to decide whether an image test passes or fails. This method displays the test image, reference image, and the differenc

Called when this item's text has changed for any reason.

Get the pen used for drawing text. If no custom text pen has been set, this method will return a pen with the default foregr

Get the pen used for drawing ticks. If no custom tick pen has been set, this method will return the axis's main pen.

Determine the spacing of ticks on the axis. This method is called whenever the axis needs to be redrawn and is a good method

Return the value (from 0.0 to 1.0) of the specified tick. ============== ===========================================================

Return the rotation produced by this item's transform (this assumes there is no shear in the transform) If relativeItem is given, then the ang

Given a QTransform, return a 3x3 numpy array. Given a QMatrix4x4, return a 4x4 numpy array. Example: map an array of x,y coordinates

Acceptable arguments are: x, y [x, y] Point(x,y)

Translate the view by *t*, which may be a Point or tuple (x, y). Alternately, x or y may be specified independently, leaving the oth

Return the location integer for a uniform variable in this program

Converts a dict-of-dicts to a singly nested dict for non-recursive parsing

Remove this ViewBox from the list of linkable views. (see :func:`register() <pyqtgraph.ViewBox.register>`)

Update the display label to reflect the value of the parameter.

Returns `True` if any stops have assigned colors with alpha < 255.

Return True if any ticks have an alpha < 255