numerical databases numpy pyodbc scipy psycopg postgresql mysqldb mysql cx_oracle oracle graphics ibm_db db matplotlib pymssql sql server butof coursethere' never the particular module you want there are modules provided by people who want python to interoperate with whatever it is they are offering there are three sets of additional modules that you may end up needing to know about the numerical and scientific world has collection of modules called numerical python ("numpy"and "scientific python("scipy"which contain enormous amounts of useful functions and types for numerical processing every database under the sun offers module to let python access it finally there is module to offer very powerful graphics for data visualisation and presentation