hwdev.py

import yaml;
import importlib
import sys, inspect
import logging

YAMLDIR='YAML/'
class hwdev:
    def __init__(self,configfile):
        logging.info("Loading:",configfile)
        self.D=yaml.load(open(YAMLDIR+configfile))
        self.loadchildren(self.D)
    def loadchildren(self,D):
      self.children=[]
      self.childnames=[]
      if "dev_children" in D:
        for c in D['dev_children']:
          childname=(c['child_name']+"_" if c.get('child_name') else '');
          objnm=c['child_dev']
          yamlname=c['child_conf']
          logging.info("Add child:",childname,objnm,yamlname)
          i = importlib.import_module(objnm)
          for name, obj in inspect.getmembers(i,inspect.isclass):
              if name==objnm:
#                  yamlname=(c['conf_name'] if c.get('conf_name') else nm)
#                  logging.debug("  Load child:",childname," conf=",yamlname+".yaml")
                  c['obj']=obj(yamlname+".yaml")
                  self.children.append([childname,c['obj']])

    def GetVarNames(self,parentname,callback):
        for name,child in self.children:
            child.GetVarNames(parentname+name,callback)
        return True;

    def GetMethodNames(self,parentname,callback):
        for name,child in self.children:
            child.GetMethodNames(parentname+name,callback)
        return True;

    def GetVarValue(self,name,value,I2Ccallback):
        return False

    def SetVarValue(self,name,value,I2Ccallback):
        return False

#    def CallMethod(self,name,params,I2Ccallback):
#        for name,child in self.children:
#            child.CallMethod(name,params,I2Ccallback)
#        return True;


    def CallMethod(self,name,params,I2Ccallback):
        childname=name.split('_')[0]
        for cname,child in self.children:
#            logging.debug("hwdev callmethod",cname,childname)
            if cname=="": child.CallMethod(name,params,I2Ccallback)
            elif cname[:-1]==childname: return child.CallMethod(name[len(childname)+1:],params,I2Ccallback)
        return False

def Find(L,name,value):
  for x in L:
    if x[name]==value:
        return x;
  return False;