pythonfaulthandler=xforces python to dump the python traceback (list of calls that led to an erroron fatal errors pythonhashseed=argdetermines the seed value used to generate hash values from various kinds of data when this variable is set to randompython uses random value to seed the hashes of strbytesand datetime objects the valid integer range is to use specific seed value to obtain predictable hash values for testing purposes pythonhome=argdefines the default search path that python uses to look for modules pythoninspect=xperforms the same task as the - option pythonioencoding=argspecifies the encoding[:errors(such as utf- used for the stdinstdoutand stderr devices pythonnousersiteperforms the same task as the - option pythonoptimize=xperforms the same task as the - option pythonpath=argprovides semicolon (;separated list of directories to search for modules this value is stored in the sys path variable in python pythonstartup=argdefines the name of file to execute when python starts there is no default value for this environment variable pythonunbuffered=xperforms the same task as the - option pythonverbose=xperforms the same task as the - option pythonwarnings=argperforms the same task as the - option typing command after you start the command-line version of pythonyou can begin typing commands using commands makes it possible to perform taskstest ideas that you have for writing your applicationand discover more about python using the command line lets you gain hands-on experience with how python actually works -details that could be hidden by an interactive development environment (idesuch as idle the following sections get you started using the command line