'Adds a method to the internal lists of allowed or denied methods. Each object in
the internal list contains a resource ARN and a condition statement. The condition
statement can be null.'

def _addMethod(self, effect, verb, resource, conditions):

    if ((verb != '*') and (not hasattr(HttpVerb, verb))):
        raise NameError((('Invalid    HTTP    verb    ' + verb) + '.    Allowed    verbs    in    HttpVerb    class'))
    resourcePattern = re.compile(self.pathRegex)
    if (not resourcePattern.match(resource)):
        raise NameError(((('Invalid    resource    path:    ' + resource) + '.    Path    should    match    ') + self.pathRegex))
    if (resource[:1] == '/'):
        resource = resource[1:]
    resourceArn = ((((((((((('arn:aws:execute-api:' + self.region) + ':') + self.awsAccountId) + ':') + self.restApiId) + '/') + self.stage) + '/') + verb) + '/') + resource)
    if (effect.lower() == 'allow'):
        self.allowMethods.append({'resourceArn': resourceArn, 'conditions': conditions})
    elif (effect.lower() == 'deny'):
        self.denyMethods.append({'resourceArn': resourceArn, 'conditions': conditions})
