34 lines
1.1 KiB
Python
34 lines
1.1 KiB
Python
## make this version of pyqtgraph importable before any others
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## we do this to make sure that, when running examples, the correct library
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## version is imported (if there are multiple versions present).
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import sys, os
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if not hasattr(sys, 'frozen'):
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path = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
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path.rstrip(os.path.sep)
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if 'pyqtgraph' in os.listdir(path):
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sys.path.insert(0, path) ## examples adjacent to pyqtgraph (as in source tree)
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else:
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for p in sys.path:
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if len(p) < 3:
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continue
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if path.startswith(p): ## If the example is already in an importable location, promote that location
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sys.path.remove(p)
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sys.path.insert(0, p)
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## should force example to use PySide instead of PyQt
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if 'pyside' in sys.argv:
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from PySide import QtGui
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elif 'pyqt' in sys.argv:
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from PyQt4 import QtGui
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else:
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from pyqtgraph.Qt import QtGui
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## Force use of a specific graphics system
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for gs in ['raster', 'native', 'opengl']:
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if gs in sys.argv:
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QtGui.QApplication.setGraphicsSystem(gs)
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break
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