pyschema/core.py
def mixin(cls, mixin_cls):
        """Decorator for mixing in additional functionality into field type

        Example:

        >>> @Integer.mixin
        ... class IntegerPostgresExtensions:
        ...     postgres_type = 'INT'
        ...
        ...     def postgres_dump(self, obj):
        ...         self.dump(obj) + "::integer"

        Is roughly equivalent to:

        >>> Integer.postgres_type = 'INT'
        ...
        ... def postgres_dump(self, obj):
        ...     self.dump(obj) + "::integer"
        ...
        ... Integer.postgres_dump = postgres_dump

        """
        for item_name in dir(mixin_cls):
            if item_name.startswith("__"):
                # don't copy magic properties
                continue
            item = getattr(mixin_cls, item_name)

            if isinstance(item, types.MethodType):
                # unbound method will cause problems
                # so get the underlying function instead
                item = item.im_func

            setattr(cls, item_name, item)
        return mixin_cls
def mixin(cls, mixin_cls):
        """Decorator for mixing in additional functionality into field type

        Example:

        >>> @Integer.mixin
        ... class IntegerPostgresExtensions:
        ...     postgres_type = 'INT'
        ...
        ...     def postgres_dump(self, obj):
        ...         self.dump(obj) + "::integer"

        Is roughly equivalent to:

        >>> Integer.postgres_type = 'INT'
        ...
        ... def postgres_dump(self, obj):
        ...     self.dump(obj) + "::integer"
        ...
        ... Integer.postgres_dump = postgres_dump

        """
        for item_name in dir(mixin_cls):
            if item_name.startswith("__"):
                # don't copy magic properties
                continue
            item = getattr(mixin_cls, item_name)

            if isinstance(item, types.MethodType):
                # unbound method will cause problems
                # so get the underlying function instead
                item = item.im_func

            setattr(cls, item_name, item)
        return mixin_cls
Decorator for mixing in additional functionality into field type

        Example:

        >>> @Integer.mixin
        ... class IntegerPostgresExtensions:
        ...     postgres_type = 'INT'
        ...
        ...     def postgres_dump(self, obj):
        ...         self.dump(obj) + "::integer"

        Is roughly equivalent to:

        >>> Integer.postgres_type = 'INT'
        ...
        ... def postgres_dump(self, obj):
        ...     self.dump(obj) + "::integer"
        ...
        ... Integer.postgres_dump = postgres_dump