4. 表内容标记
- environment
- A structure where information about all documents under the root is
saved, and used for cross-referencing. The environment is pickled
after the parsing stage, so that successive runs only need to read
and parse new and changed documents.
- source directory
- The directory which, including its subdirectories, contains all
source files for one Sphinx project.
- term 1
- term 2
- Definition of both terms.
try_stmt ::= try1_stmt | try2_stmt
try1_stmt ::= "try" ":" suite
("except" [expression
["," target
]] ":" suite
)+
["else" ":" suite
]
["finally" ":" suite
]
try2_stmt ::= "try" ":" suite
"finally" ":" suite