introduction to filespaths and io for examplein the following diagramthe relative path pycharmprojectsfurtherpythonis only meaningful relative to the directory workspacesnote that an absolute path starts from the root directory (represented by '/'where as relative path starts from particular subdirectory (such as pychamprojects file input/output file input/output (often just referred to as file /oinvolves reading and writing data to and from files the data being written can be in different formats for example common format used in unix/linux and windows systems is the ascii text format the ascii format (or american standard code for information interchangeis set of codes that represent various characters that is widely used by operating systems the following table illustrates some of the ascii character codes and what they representdecimal code character meaning asterisk plus zero one two three uppercase uppercase uppercase uppercase (continued