Class EPICSPlaceholder

editor/widgets/__init__.py:25–29

    from .toolbox_EPICS import EPICSBooleanButton, EPICSLed, EPICSValueMeterWidget, EPICSPlotPV, EPICSValueGaugeWidget
except Exception:
    class EPICSPlaceholder(gui.Label):
        icon = default_icon("missing EPICS")
        def __init__(self, msg="In order to use EPICS widgets install pyepics \n" + traceback.format_exc()):
            super(EPICSPlaceholder, self).__init__(msg)
            self.css_white_space = 'pre'

try:
    from .toolbox_opencv import OpencvImRead, OpencvCrop, OpencvVideo, OpencvThreshold, OpencvSplit, OpencvCvtColor, OpencvAddWeighted, OpencvBitwiseNot, OpencvBitwiseAnd, OpencvBitwiseOr,\