| Function | occurrences | Undocumented | 
| Function | methods | Undocumented | 
| Class | Mock | No class docstring; 1/3 methods documented | 
| Class | MockMixin | Undocumented | 
| Class | ByteGroupingsMixin | Undocumented | 
| Class | ServerArrowKeysTests | Undocumented | 
| Class | PrintableCharactersTests | Undocumented | 
| Class | ServerFunctionKeysTests | Test for parsing and dispatching function keys (F1 - F12) | 
| Class | ClientCursorMovementTests | Undocumented | 
| Class | ClientControlSequencesTests | No class docstring; 5/22 methods documented | 
| Class | ServerProtocolOutputTests | Tests for the bytes ServerProtocolwrites to its transport when its methods are called. | 
| Function | _getattr | Undocumented | 
| Function | _append | Undocumented | 
| Function | _ecmaCodeTableCoordinate | Return the byte in 7- or 8-bit code table identified by columnandrow. | 
| Function | _makeControlFunctionSymbols | Undocumented | 
Return the byte in 7- or 8-bit code table identified by 
column and row.
"An 8-bit code table consists of 256 positions arranged in 16 columns and 16 rows. The columns and rows are numbered 00 to 15."
"A 7-bit code table consists of 128 positions arranged in 8 columns and 16 rows. The columns are numbered 00 to 07 and the rows 00 to 15 (see figure 1)."
p.5 of "Standard ECMA-35: Character Code Structure and Extension Techniques", 6th Edition (December 1994).