import sys, os, subprocess, time if __name__ == "__main__" and (__package__ is None or __package__==''): parent_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) sys.path.insert(0, parent_dir) import examples __package__ = "examples" from . import initExample from pyqtgraph.Qt import QtCore, QtGui, USE_PYSIDE if USE_PYSIDE: from .exampleLoaderTemplate_pyside import Ui_Form else: from .exampleLoaderTemplate_pyqt import Ui_Form import os, sys from pyqtgraph.pgcollections import OrderedDict examples = OrderedDict([ ('Command-line usage', 'CLIexample.py'), ('Basic Plotting', 'Plotting.py'), ('ImageView', 'ImageView.py'), ('ParameterTree', 'parametertree.py'), ('Crosshair / Mouse interaction', 'crosshair.py'), ('Data Slicing', 'DataSlicing.py'), ('Plot Customization', 'customPlot.py'), ('Dock widgets', 'dockarea.py'), ('Console', 'ConsoleWidget.py'), ('Histograms', 'histogram.py'), ('Auto-range', 'PlotAutoRange.py'), ('Remote Plotting', 'RemoteSpeedTest.py'), ('GraphicsItems', OrderedDict([ ('Scatter Plot', 'ScatterPlot.py'), #('PlotItem', 'PlotItem.py'), ('IsocurveItem', 'isocurve.py'), ('GraphItem', 'GraphItem.py'), ('ErrorBarItem', 'ErrorBarItem.py'), ('ImageItem - video', 'ImageItem.py'), ('ImageItem - draw', 'Draw.py'), ('Region-of-Interest', 'ROIExamples.py'), ('GraphicsLayout', 'GraphicsLayout.py'), ('LegendItem', 'Legend.py'), ('Text Item', 'text.py'), ('Linked Views', 'linkedViews.py'), ('Arrow', 'Arrow.py'), ('ViewBox', 'ViewBox.py'), ('Custom Graphics', 'customGraphicsItem.py'), ])), ('Benchmarks', OrderedDict([ ('Video speed test', 'VideoSpeedTest.py'), ('Line Plot update', 'PlotSpeedTest.py'), ('Scatter Plot update', 'ScatterPlotSpeedTest.py'), ])), ('3D Graphics', OrderedDict([ ('Volumetric', 'GLVolumeItem.py'), ('Isosurface', 'GLIsosurface.py'), ('Surface Plot', 'GLSurfacePlot.py'), ('Scatter Plot', 'GLScatterPlotItem.py'), ('Shaders', 'GLshaders.py'), ('Line Plot', 'GLLinePlotItem.py'), ('Mesh', 'GLMeshItem.py'), ('Image', 'GLImageItem.py'), ])), ('Widgets', OrderedDict([ ('PlotWidget', 'PlotWidget.py'), ('SpinBox', 'SpinBox.py'), ('ConsoleWidget', 'ConsoleWidget.py'), ('Histogram / lookup table', 'HistogramLUT.py'), ('TreeWidget', 'TreeWidget.py'), ('DataTreeWidget', 'DataTreeWidget.py'), ('GradientWidget', 'GradientWidget.py'), ('TableWidget', 'TableWidget.py'), ('ColorButton', 'ColorButton.py'), #('CheckTable', '../widgets/CheckTable.py'), #('VerticalLabel', '../widgets/VerticalLabel.py'), ('JoystickButton', 'JoystickButton.py'), ])), #('GraphicsScene', 'GraphicsScene.py'), ('Flowcharts', 'Flowchart.py'), ('Custom Flowchart Nodes', 'FlowchartCustomNode.py'), #('Canvas', '../canvas'), #('MultiPlotWidget', 'MultiPlotWidget.py'), ]) path = os.path.abspath(os.path.dirname(__file__)) class ExampleLoader(QtGui.QMainWindow): def __init__(self): QtGui.QMainWindow.__init__(self) self.ui = Ui_Form() self.cw = QtGui.QWidget() self.setCentralWidget(self.cw) self.ui.setupUi(self.cw) self.codeBtn = QtGui.QPushButton('Run Edited Code') self.codeLayout = QtGui.QGridLayout() self.ui.codeView.setLayout(self.codeLayout) self.codeLayout.addItem(QtGui.QSpacerItem(100,100,QtGui.QSizePolicy.Expanding,QtGui.QSizePolicy.Expanding), 0, 0) self.codeLayout.addWidget(self.codeBtn, 1, 1) self.codeBtn.hide() global examples self.itemCache = [] self.populateTree(self.ui.exampleTree.invisibleRootItem(), examples) self.ui.exampleTree.expandAll() self.resize(1000,500) self.show() self.ui.splitter.setSizes([250,750]) self.ui.loadBtn.clicked.connect(self.loadFile) self.ui.exampleTree.currentItemChanged.connect(self.showFile) self.ui.exampleTree.itemDoubleClicked.connect(self.loadFile) self.ui.pyqtCheck.toggled.connect(self.pyqtToggled) self.ui.pysideCheck.toggled.connect(self.pysideToggled) self.ui.codeView.textChanged.connect(self.codeEdited) self.codeBtn.clicked.connect(self.runEditedCode) def pyqtToggled(self, b): if b: self.ui.pysideCheck.setChecked(False) def pysideToggled(self, b): if b: self.ui.pyqtCheck.setChecked(False) def populateTree(self, root, examples): for key, val in examples.items(): item = QtGui.QTreeWidgetItem([key]) self.itemCache.append(item) # PyQt 4.9.6 no longer keeps references to these wrappers, # so we need to make an explicit reference or else the .file # attribute will disappear. if isinstance(val, basestring): item.file = val else: self.populateTree(item, val) root.addChild(item) def currentFile(self): item = self.ui.exampleTree.currentItem() if hasattr(item, 'file'): global path return os.path.join(path, item.file) return None def loadFile(self, edited=False): extra = [] if self.ui.pyqtCheck.isChecked(): extra.append('pyqt') elif self.ui.pysideCheck.isChecked(): extra.append('pyside') if self.ui.forceGraphicsCheck.isChecked(): extra.append(str(self.ui.forceGraphicsCombo.currentText())) #if sys.platform.startswith('win'): #os.spawnl(os.P_NOWAIT, sys.executable, '"'+sys.executable+'"', '"' + fn + '"', *extra) #else: #os.spawnl(os.P_NOWAIT, sys.executable, sys.executable, fn, *extra) if edited: path = os.path.abspath(os.path.dirname(__file__)) proc = subprocess.Popen([sys.executable, '-'] + extra, stdin=subprocess.PIPE, cwd=path) code = str(self.ui.codeView.toPlainText()).encode('UTF-8') proc.stdin.write(code) proc.stdin.close() else: fn = self.currentFile() if fn is None: return if sys.platform.startswith('win'): os.spawnl(os.P_NOWAIT, sys.executable, '"'+sys.executable+'"', '"' + fn + '"', *extra) else: os.spawnl(os.P_NOWAIT, sys.executable, sys.executable, fn, *extra) def showFile(self): fn = self.currentFile() if fn is None: self.ui.codeView.clear() return if os.path.isdir(fn): fn = os.path.join(fn, '__main__.py') text = open(fn).read() self.ui.codeView.setPlainText(text) self.ui.loadedFileLabel.setText(fn) self.codeBtn.hide() def codeEdited(self): self.codeBtn.show() def runEditedCode(self): self.loadFile(edited=True) def run(): app = QtGui.QApplication([]) loader = ExampleLoader() app.exec_() def buildFileList(examples, files=None): if files == None: files = [] for key, val in examples.items(): #item = QtGui.QTreeWidgetItem([key]) if isinstance(val, basestring): #item.file = val files.append((key,val)) else: buildFileList(val, files) return files def testFile(name, f, exe, lib, graphicsSystem=None): global path fn = os.path.join(path,f) #print "starting process: ", fn os.chdir(path) sys.stdout.write(name) sys.stdout.flush() import1 = "import %s" % lib if lib != '' else '' import2 = os.path.splitext(os.path.split(fn)[1])[0] graphicsSystem = '' if graphicsSystem is None else "pg.QtGui.QApplication.setGraphicsSystem('%s')" % graphicsSystem code = """ try: %s import initExample import pyqtgraph as pg %s import %s import sys print("test complete") sys.stdout.flush() import time while True: ## run a little event loop pg.QtGui.QApplication.processEvents() time.sleep(0.01) except: print("test failed") raise """ % (import1, graphicsSystem, import2) if sys.platform.startswith('win'): process = subprocess.Popen([exe], stdin=subprocess.PIPE, stderr=subprocess.PIPE, stdout=subprocess.PIPE) process.stdin.write(code.encode('UTF-8')) process.stdin.close() else: process = subprocess.Popen(['exec %s -i' % (exe)], shell=True, stdin=subprocess.PIPE, stderr=subprocess.PIPE, stdout=subprocess.PIPE) process.stdin.write(code.encode('UTF-8')) process.stdin.close() ##? output = '' fail = False while True: c = process.stdout.read(1).decode() output += c #sys.stdout.write(c) #sys.stdout.flush() if output.endswith('test complete'): break if output.endswith('test failed'): fail = True break time.sleep(1) process.kill() #res = process.communicate() res = (process.stdout.read(), process.stderr.read()) if fail or 'exception' in res[1].decode().lower() or 'error' in res[1].decode().lower(): print('.' * (50-len(name)) + 'FAILED') print(res[0].decode()) print(res[1].decode()) else: print('.' * (50-len(name)) + 'passed') if __name__ == '__main__': if '--test' in sys.argv[1:]: files = buildFileList(examples) if '--pyside' in sys.argv[1:]: lib = 'PySide' elif '--pyqt' in sys.argv[1:]: lib = 'PyQt4' else: lib = '' exe = sys.executable print("Running tests:", lib, sys.executable) for f in files: testFile(f[0], f[1], exe, lib) else: run()