def get_variables(self): """ Get a list of all variables in this flow graph namespace. Exclude paramterized variables. @return a sorted list of variable blocks in order of dependency (indep -> dep) """ variables = filter(lambda b: _variable_matcher.match(b.get_key()), self.get_enabled_blocks()) return expr_utils.sort_objects(variables, lambda v: v.get_id(), lambda v: v.get_var_make())
def __str__(self): """ Convert the flow graph to python code. @return a string of python code """ title = self._flow_graph.get_option('title') or self._flow_graph.get_option('id').replace('_', ' ').title() imports = self._flow_graph.get_imports() variables = self._flow_graph.get_variables() parameters = self._flow_graph.get_parameters() #list of blocks not including variables and imports and parameters and disabled def _get_block_sort_text(block): code = block.get_make().replace(block.get_id(), ' ') try: code += block.get_param('notebook').get_value() #older gui markup w/ wxgui except: pass try: code += block.get_param('gui_hint').get_value() #newer gui markup w/ qtgui except: pass return code blocks = expr_utils.sort_objects( self._flow_graph.get_enabled_blocks(), lambda b: b.get_id(), _get_block_sort_text ) #list of regular blocks (all blocks minus the special ones) blocks = filter(lambda b: b not in (imports + parameters), blocks) #list of connections where each endpoint is enabled connections = filter(lambda c: not (c.is_msg() or c.is_message()), self._flow_graph.get_enabled_connections()) messages = filter(lambda c: c.is_msg(), self._flow_graph.get_enabled_connections()) messages2 = filter(lambda c: c.is_message(), self._flow_graph.get_enabled_connections()) #list of variable names var_ids = [var.get_id() for var in parameters + variables] #prepend self. replace_dict = dict([(var_id, 'self.%s'%var_id) for var_id in var_ids]) #list of callbacks callbacks = [ expr_utils.expr_replace(cb, replace_dict) for cb in sum([block.get_callbacks() for block in self._flow_graph.get_enabled_blocks()], []) ] #map var id to callbacks var_id2cbs = dict( [(var_id, filter(lambda c: expr_utils.get_variable_dependencies(c, [var_id]), callbacks)) for var_id in var_ids] ) #load the namespace namespace = { 'title': title, 'imports': imports, 'flow_graph': self._flow_graph, 'variables': variables, 'parameters': parameters, 'blocks': blocks, 'connections': connections, 'messages': messages, 'messages2': messages2, 'generate_options': self._generate_options, 'var_id2cbs': var_id2cbs, } #build the template t = Template(open(FLOW_GRAPH_TEMPLATE, 'r').read(), namespace) return str(t)
def __str__(self): """ Convert the flow graph to python code. @return a string of python code """ title = self._flow_graph.get_option("title") or self._flow_graph.get_option("id").replace("_", " ").title() imports = self._flow_graph.get_imports() variables = self._flow_graph.get_variables() parameters = self._flow_graph.get_parameters() # list of variables with controls controls = filter(lambda v: v.get_make(), variables) # list of blocks not including variables and imports and parameters and disabled blocks = sorted(self._flow_graph.get_enabled_blocks(), lambda x, y: cmp(x.get_id(), y.get_id())) probes = filter(lambda b: b.get_key().startswith("probe_"), blocks) # ensure probes are last in the block list # get a list of notebooks and sort them according dependencies notebooks = expr_utils.sort_objects( filter(lambda b: b.get_key() == "notebook", blocks), lambda n: n.get_id(), lambda n: n.get_param("notebook").get_value(), ) # list of regular blocks (all blocks minus the special ones) blocks = filter(lambda b: b not in (imports + parameters + variables + probes + notebooks), blocks) + probes # list of connections where each endpoint is enabled connections = self._flow_graph.get_enabled_connections() # list of variable names var_ids = [var.get_id() for var in parameters + variables] # prepend self. replace_dict = dict([(var_id, "self.%s" % var_id) for var_id in var_ids]) # list of callbacks callbacks = [ expr_utils.expr_replace(cb, replace_dict) for cb in sum([block.get_callbacks() for block in self._flow_graph.get_enabled_blocks()], []) ] # map var id to callbacks var_id2cbs = dict( [ (var_id, filter(lambda c: expr_utils.get_variable_dependencies(c, [var_id]), callbacks)) for var_id in var_ids ] ) # load the namespace namespace = { "title": title, "imports": imports, "flow_graph": self._flow_graph, "variables": variables, "notebooks": notebooks, "controls": controls, "parameters": parameters, "blocks": blocks, "connections": connections, "generate_options": self._generate_options, "var_id2cbs": var_id2cbs, } # build the template t = Template(open(FLOW_GRAPH_TEMPLATE, "r").read(), namespace) return str(t)
def __str__(self): """ Convert the flow graph to python code. @return a string of python code """ title = self._flow_graph.get_option('title') or self._flow_graph.get_option('id').replace('_', ' ').title() imports = self._flow_graph.get_imports() variables = self._flow_graph.get_variables() parameters = self._flow_graph.get_parameters() #list of variables with controls controls = filter(lambda v: v.get_make(), variables) #list of blocks not including variables and imports and parameters and disabled blocks = sorted(self._flow_graph.get_enabled_blocks(), lambda x, y: cmp(x.get_id(), y.get_id())) probes = filter(lambda b: b.get_key().startswith('probe_'), blocks) #ensure probes are last in the block list #get a list of notebooks and sort them according dependencies notebooks = expr_utils.sort_objects( filter(lambda b: b.get_key() == 'notebook', blocks), lambda n: n.get_id(), lambda n: n.get_param('notebook').get_value(), ) #list of regular blocks (all blocks minus the special ones) blocks = filter(lambda b: b not in (imports + parameters + variables + probes + notebooks), blocks) + probes #list of connections where each endpoint is enabled connections = filter(lambda c: not c.is_msg(), self._flow_graph.get_enabled_connections()) messages = filter(lambda c: c.is_msg(), self._flow_graph.get_enabled_connections()) #list of variable names var_ids = [var.get_id() for var in parameters + variables] #prepend self. replace_dict = dict([(var_id, 'self.%s'%var_id) for var_id in var_ids]) #list of callbacks callbacks = [ expr_utils.expr_replace(cb, replace_dict) for cb in sum([block.get_callbacks() for block in self._flow_graph.get_enabled_blocks()], []) ] #map var id to callbacks var_id2cbs = dict( [(var_id, filter(lambda c: expr_utils.get_variable_dependencies(c, [var_id]), callbacks)) for var_id in var_ids] ) #load the namespace namespace = { 'title': title, 'imports': imports, 'flow_graph': self._flow_graph, 'variables': variables, 'notebooks': notebooks, 'controls': controls, 'parameters': parameters, 'blocks': blocks, 'connections': connections, 'messages': messages, 'generate_options': self._generate_options, 'var_id2cbs': var_id2cbs, } #build the template t = Template(open(FLOW_GRAPH_TEMPLATE, 'r').read(), namespace) return str(t)