def abfFname_Load():
fname=userFolder()+"<STR_LIT>"<EOL>if os.path.exists(fname):<EOL><INDENT>abfFname=open(fname).read().strip()<EOL>if os.path.exists(abfFname) or abfFname.endswith("<STR_LIT>"):<EOL><INDENT>return abfFname<EOL><DEDENT><DEDENT>return os.path.abspath(os.sep)<EOL>
return the path of the last loaded ABF.