def run_graphviz(filename, image, engine="dot"): """ Run :epkg:`GraphViz`. @param filename filename which contains the graph definition @param image output image @param engine *dot* or *neato* @return output of graphviz """ ext = os.path.splitext(image)[-1] if ext != ".png": raise Exception("extension should be .png not " + str(ext)) if sys.platform.startswith("win"): bin_ = os.path.dirname(find_graphviz_dot()) # if bin not in os.environ["PATH"]: # os.environ["PATH"] = os.environ["PATH"] + ";" + bin cmd = '"{0}\\{3}" -Tpng "{1}" -o "{2}"'.format(bin_, filename, image, engine) else: cmd = '"{0}" -Tpng "{1}" -o "{2}"'.format(engine, filename, image) out, err = run_cmd(cmd, wait=True) if len(err) > 0: raise Exception( "Unable to run Graphviz\nCMD:\n{0}\nOUT:\n{1}\nERR:\n{2}".format( cmd, out, err)) return out
def run_graphviz(filename, image, engine="dot"): """ Run :epkg:`GraphViz`. @param filename filename which contains the graph definition @param image output image @param engine *dot* or *neato* @return output of graphviz """ ext = os.path.splitext(image)[-1] if ext != ".png": raise Exception("extension should be .png not " + str(ext)) if sys.platform.startswith("win"): bin_ = os.path.dirname(find_graphviz_dot()) # if bin not in os.environ["PATH"]: # os.environ["PATH"] = os.environ["PATH"] + ";" + bin cmd = '"{0}\\{3}" -Tpng "{1}" -o "{2}"'.format( bin_, filename, image, engine) else: cmd = '"{0}" -Tpng "{1}" -o "{2}"'.format(engine, filename, image) out, err = run_cmd(cmd, wait=True) if len(err) > 0: raise Exception( "unable to run Graphviz\nCMD:\n{0}\nOUT:\n{1}\nERR:\n{2}".format(cmd, out, err)) return out
def dot_exe(): """ retrieve graphivz executable @return filename .. versionadded:: 1.1 """ r = find_graphviz_dot() if r is None: raise FileNotFoundError("unable to find graphviz") return r
def dot_exe(): """ retrieve graphivz executable @return filename .. versionadded:: 1.1 """ r = find_graphviz_dot() if r is None: raise FileNotFoundError("unable to find graphviz") return r
def test_paths(self): fLOG( __file__, self._testMethodName, OutputPrint=__name__ == "__main__") if is_travis_or_appveyor() in ('travis', 'appveyor'): return exe = find_in_PATH("Microsoft") if sys.platform.startswith("win"): self.assertTrue(exe is not None) else: self.assertTrue(exe is None) dot = find_graphviz_dot() if "dot" not in dot: raise Exception('{0}'.format(dot)) pandoc = find_pandoc_path() if sys.platform.startswith("win") and "pandoc" not in pandoc.lower(): raise Exception('{0}'.format(pandoc)) latex = find_latex_path() if sys.platform.startswith("win") and "latex" not in latex and "miktex" not in latex: raise Exception('{0}'.format(latex))
def test_paths(self): fLOG(__file__, self._testMethodName, OutputPrint=__name__ == "__main__") if is_travis_or_appveyor() in ('travis', 'appveyor'): return exe = find_in_PATH("Microsoft") if sys.platform.startswith("win"): self.assertTrue(exe is not None) else: self.assertTrue(exe is None) dot = find_graphviz_dot() if "dot" not in dot: raise Exception('{0}'.format(dot)) pandoc = find_pandoc_path() if sys.platform.startswith("win") and "pandoc" not in pandoc.lower(): raise Exception('{0}'.format(pandoc)) latex = find_latex_path() if sys.platform.startswith( "win") and "latex" not in latex and "miktex" not in latex: raise Exception('{0}'.format(latex))