abs-path instead relative, cleanup code

epics_widgets/MotorTweak.py

@@ -1,7 +1,7 @@
 import logging
 _log = logging.getLogger(__name__)
 
-import math
+import math, os.path
 from time import sleep
 from PyQt5.QtCore import Qt, pyqtSignal
 from PyQt5.QtGui import QPainter, QBrush, QColor, QPainterPath, QPen, QDoubleValidator
@@ -10,8 +10,7 @@ from PyQt5.uic import loadUiType
 from epics import Motor
 
 from app_utils import assert_tweaker_positions
-
-Ui_MotorTweak, QWidget = loadUiType('epics_widgets/MotorTweak.ui')
+Ui_MotorTweak, QWidget = loadUiType(os.path.join(os.path.dirname(__file__),'MotorTweak.ui'))
 SPMG_STOP = 0
 SPMG_PAUSE = 1
 SPMG_MOVE = 2