sdk/python/pulumi_aws/rds/cluster.py
def master_username(self) -> Optional[pulumi.Input[str]]:
        """
        Username for the master DB user. Please refer to the [RDS Naming Constraints](http://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_Limits.html#RDS_Limits.Constraints). This argument does not support in-place updates and cannot be changed during a restore from snapshot.
        """
        return pulumi.get(self, "master_username")

        Username for the master DB user. Please refer to the [RDS Naming Constraints](http://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_Limits.html#RDS_Limits.Constraints). This argument does not support in-place updates and cannot be changed during a restore from snapshot.
        
Username for the master DB user. Please refer to the [RDS Naming Constraints]. This argument does not support in-place updates and cannot be changed during a restore from snapshot.
Username for the master DB user . Please refer to the [ RDS Naming Constraints ] . This argument does not support in - place updates and cannot be changed during a restore from snapshot .
def master_username(self) -> Optional[pulumi.Input[str]]:
        return pulumi.get(self, "master_username")
def master_username ( self ) -> Optional [ pulumi . Input [ str ] ] : return pulumi . get ( self , "master_username" )
Username for the master DB user.
Username for the master DB user .
"""
        Username for the master DB user. Please refer to the [RDS Naming Constraints](http://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_Limits.html#RDS_Limits.Constraints). This argument does not support in-place updates and cannot be changed during a restore from snapshot.
        """
self