data_structures.py 文件源码

def get_parameter(self,parameter,type=None):
        """
        Gets a parameter not in the parameterDict.
        """
        if parameter in self.parameters:
            return self.parameters[parameter]
        for line in open(self.parameter_filename):
            if line.find("#") >= 1: # Keep the commented lines
                line=line[:line.find("#")]
            line=line.strip().rstrip()
            if len(line) < 2:
                continue
            try:
                param, vals = map(string.strip,map(string.rstrip,
                                                   line.split("=")))
            except ValueError:
                mylog.error("ValueError: '%s'", line)
            if parameter == param:
                if type is None:
                    t = vals.split()
                else:
                    t = map(type, vals.split())
                if len(t) == 1:
                    self.parameters[param] = t[0]
                else:
                    self.parameters[param] = t
                if param.endswith("Units") and not param.startswith("Temperature"):
                    dataType = param[:-5]
                    self.conversion_factors[dataType] = self.parameters[param]
                return self.parameters[parameter]

        return ""