def doRenderChart(self): def genMarkup(chartFigure): return self.env.from_string(""" <script class="pd_save"> if ( !window.Bokeh && !window.autoload){{ window.autoload=true; {loadJS} }} </script> {chartFigure} {{%for message in messages%}} <div>{{{{message}}}}</div> {{%endfor%}} """.format( chartFigure=chartFigure, loadJS=self.getLoadJS())).render(messages=self.messages) if BokehBaseDisplay.bokeh_version < (0, 12): raise Exception(""" <div>Incorrect version of Bokeh detected. Expected {0}, got {1}</div> <div>Please upgrade by using the following command: <b>!pip install --user --upgrade bokeh</b></div> """.format((0, 12), BokehBaseDisplay.bokeh_version)) clientHasBokeh = self.options.get("nostore_bokeh", "false") == "true" if not clientHasBokeh: output_notebook(hide_banner=True) charts = self.createBokehChart() if not isinstance(charts, list): charts.add_tools(ResizeTool()) #bokeh 0.12.5 has a non backward compatible change on the title field. It is now of type Title #following line is making sure that we are still working with 0.12.4 and below if hasattr(charts, "title") and hasattr(charts.title, "text"): charts.title.text = self.options.get("title", "") else: charts.title = self.options.get("title", "") charts.plot_width = int(self.getPreferredOutputWidth() - 10) charts.plot_height = int(self.getPreferredOutputHeight() - 10) charts.grid.grid_line_alpha = 0.3 return genMarkup(notebook_div(charts)) else: from bokeh.layouts import gridplot ncols = 2 nrows = len(charts) / 2 + len(charts) % 2 w = self.getPreferredOutputWidth() / ncols if len( charts) > 1 else self.getPreferredOutputWidth() h = w * self.getHeightWidthRatio() if len( charts) > 1 else self.getPreferredOutputHeight() for chart in charts: chart.plot_width = int(w - 5) chart.plot_height = int(h - 5) return genMarkup( notebook_div(gridplot(charts, ncols=ncols, nrows=nrows)))
def __init__(self, bokeh_plot, callback, delay=200, timeout=2000, throttle=None, **kwargs): self.p = bokeh_plot self.callback = callback self.kwargs = kwargs self.ref = str(uuid.uuid4()) self.comms_handle = None self.delay = delay self.timeout = timeout if throttle: print( "Warning: throttle parameter no longer supported; will not be accepted in future versions" ) # Initialize the image and callback self.ds, self.renderer = self._init_image() callback = self._init_callback() self.p.x_range.callback = callback self.p.y_range.callback = callback # Initialize document doc_handler = add_to_document(self.p) with doc_handler: self.doc = doc_handler._doc self.div = notebook_div(self.p, self.ref)
def doRenderChart(self): def genMarkup(chartFigure): return self.env.from_string(""" {0} {{%for message in messages%}} <div>{{{{message}}}}</div> {{%endfor%}} """.format(chartFigure) ).render(messages=self.messages) if BokehBaseDisplay.bokeh_version < (0,12): raise Exception(""" <div>Incorrect version of Bokeh detected. Expected {0}, got {1}</div> <div>Please upgrade by using the following command: <b>!pip install --user --upgrade bokeh</b></div> """.format((0,12), BokehBaseDisplay.bokeh_version)) clientHasBokeh = self.options.get("nostore_bokeh", "false") == "true" if not clientHasBokeh: output_notebook(hide_banner=True) charts = self.createBokehChart() if not isinstance(charts, list): charts.add_tools(ResizeTool()) charts.title = self.options.get("title", "") charts.plot_width = int(self.getPreferredOutputWidth() - 10 ) charts.plot_height = int(self.getPreferredOutputHeight() - 10 ) charts.grid.grid_line_alpha=0.3 return genMarkup(notebook_div(charts)) else: from bokeh.layouts import gridplot ncols = 1 nrows = 2 if(len(charts) > nrows): ncols = int(len(charts) / nrows) if(len(charts) % nrows != 0): ncols = ncols + 1 w = self.getPreferredOutputWidth()/ncols if len(charts) > 1 else self.getPreferredOutputWidth() h = self.getPreferredOutputWidth()/nrows if len(charts) > 1 else self.getPreferredOutputWidth() for chart in charts: chart.plot_width = int(w - 5) chart.plot_height = int (h - 5) return genMarkup(notebook_div(gridplot(charts, ncols=ncols, nrows=nrows)))
def doRender(self, handlerId): clientHasBokeh = self.options.get("nostore_bokeh", "false") == "true" if not clientHasBokeh: output_notebook(hide_banner=True) data = self.entity.getNextData() if data is None: return x = None y = None if isinstance(data, (list, np.ndarray)): x = list( range(self.windowSize) ) if self.glyphRenderer is None else self.glyphRenderer.data_source.data[ 'x'] y = data if self.glyphRenderer is None else self._concatArrays( self.glyphRenderer.data_source.data['y'], data) if len(y) < self.windowSize: y = [0] * (self.windowSize - len(y)) + y elif len(y) > self.windowSize: y = self._delWindowElements(y) elif isinstance(data, pandas.core.frame.DataFrame): pd = pd.drop(pd.index[[0]]) #pd.index = list(range(len(pd.index))) pd['x'] = list(range(len(pd.index))) else: x = data[0] y = data[1] if self.glyphRenderer is None: self.glyphRenderer = self.createGlyphRenderer(self.figure, x, y) else: self.updateGlyphRenderer(self.figure, self.glyphRenderer) if self.glyphRenderer is None: print("Error: no glyphRenderer found") return self.glyphRenderer.data_source.data['x'] = x self.glyphRenderer.data_source.data['y'] = y if not self.handleId: self.handleId = make_id() if self.figure not in _state.document.roots: _state.document.add_root(self.figure) target = notebook_div(self.figure, self.handleId) from IPython.display import display as ipythonDisplay, HTML, Javascript ipythonDisplay(HTML(target)) self.comms_handle = _CommsHandle(get_comms(self.handleId), _state.document, _state.document.to_json()) else: push_notebook(handle=self.comms_handle)
def __init__(self, bokeh_plot, callback, throttle=500, **kwargs): self.p = bokeh_plot self.callback = callback self.kwargs = kwargs self.ref = str(uuid.uuid4()) self.comms_handle = None self.throttle = throttle # Initialize the image and callback self.ds, self.renderer = self._init_image() callback = self._init_callback() self.p.x_range.callback = callback self.p.y_range.callback = callback # Initialize document doc_handler = add_to_document(self.p) with doc_handler: self.doc = doc_handler._doc self.div = notebook_div(self.p, self.ref)
def __init__(self, bokeh_plot, callback, throttle=500, **kwargs): self.p = bokeh_plot self.callback = callback self.kwargs = kwargs self.ref = str(uuid.uuid4()) self.comms_handle = None self.throttle = throttle # Initialize the image and callback self.ds, self.renderer = self._init_image() callback = self._init_callback() self.p.x_range.callback = callback self.p.y_range.callback = callback # Initialize document doc_handler = add_to_document(self.p) with doc_handler: self.doc = doc_handler._doc self.div = notebook_div(self.p, self.ref)
def __init__(self, bokeh_plot, callback, delay=200, timeout=2000, throttle=None, **kwargs): self.p = bokeh_plot self.callback = callback self.kwargs = kwargs self.ref = str(uuid.uuid4()) self.comms_handle = None self.delay = delay self.timeout = timeout if throttle: print("Warning: throttle parameter no longer supported; will not be accepted in future versions") # Initialize the image and callback self.ds, self.renderer = self._init_image() callback = self._init_callback() self.p.x_range.callback = callback self.p.y_range.callback = callback # Initialize document doc_handler = add_to_document(self.p) with doc_handler: self.doc = doc_handler._doc self.div = notebook_div(self.p, self.ref)
def doRender(self, handlerId): clientHasBokeh = self.options.get("nostore_bokeh", "false") == "true" if not clientHasBokeh: output_notebook(hide_banner=True) data = self.entity.getNextData() if data is None: return x = None y = None if isinstance(data, (list, np.ndarray)): x = list( range(self.windowSize) ) if self.glyphRenderer is None else self.glyphRenderer.data_source.data[ 'x'] y = data if self.glyphRenderer is None else self._concatArrays( self.glyphRenderer.data_source.data['y'], data) if len(y) < self.windowSize: y = [0] * (self.windowSize - len(y)) + y elif len(y) > self.windowSize: y = self._delWindowElements(y) elif isinstance(data, pandas.core.frame.DataFrame): pd = pd.drop(pd.index[[0]]) #pd.index = list(range(len(pd.index))) pd['x'] = list(range(len(pd.index))) else: x = data[0] y = data[1] if self.glyphRenderer is None: self.glyphRenderer = self.createGlyphRenderer(self.figure, x, y) else: self.updateGlyphRenderer(self.figure, self.glyphRenderer) if self.glyphRenderer is None: print("Error: no glyphRenderer found") return self.glyphRenderer.data_source.data['x'] = x self.glyphRenderer.data_source.data['y'] = y if not self.handleId: self.handleId = make_id() if self.figure not in _state.document.roots: _state.document.add_root(self.figure) activesStreamingEntities[self.getPrefix()] = self target = """ <div pd_refresh_rate="2000"> <pd_script> from pixiedust.display.streamingDisplay import * displayHandler = activesStreamingEntities["{prefix}"] displayHandler.render() </pd_script> </div> <div id="target{prefix}"> {chart} </div> """.format(chart=notebook_div(self.figure, self.handleId), prefix=self.getPrefix()) from IPython.display import display as ipythonDisplay, HTML ipythonDisplay(HTML(target)) self.comms_handle = _CommsHandle(get_comms(self.handleId), _state.document, _state.document.to_json()) else: push_notebook(handle=self.comms_handle)
def _repr_html_(self): self.doc = Document() for m in self.p.references(): m._document = None self.doc.add_root(self.p) return notebook_div(self.p, self.ref)