def to_json(self, variables=None):
        """Render the blueprint and return the template in json form.

        Args:
            variables (dict):
                Optional dictionary providing/overriding variable values.

        Returns:
            str: the rendered CFN JSON template
        """

        variables_to_resolve = []
        if variables:
            for key, value in variables.items():
                variables_to_resolve.append(Variable(key, value))
        for k in self.get_parameter_definitions():
            if not variables or k not in variables:
                # The provided value for a CFN parameter has no effect in this
                # context (generating the CFN template), so any string can be
                # provided for its value - just needs to be something
                variables_to_resolve.append(Variable(k, 'unused_value'))
        self.resolve_variables(variables_to_resolve)

        return self.render_template()[1]
def to_json ( self , variables = None ) : variables_to_resolve = [ ] if variables : for key , value in variables . items ( ) : variables_to_resolve . append ( Variable ( key , value ) ) for k in self . get_parameter_definitions ( ) : if not variables or k not in variables : variables_to_resolve . append ( Variable ( k , 'unused_value' ) ) self . resolve_variables ( variables_to_resolve ) return self . render_template ( ) [ 1 ]
Render the blueprint and return the template in json form.

        Args:
            variables (dict):
                Optional dictionary providing/overriding variable values.

        Returns:
            str: the rendered CFN JSON template