index
                    Index
SYMBOL
' (single quoted string delimiter) 
!= (not equal) 
.pth files (additions to sys.path) 
.py files (Python source code files) 
.pyc files (compiled bytecode files) 
'' character in strings 
() (empty tuple) 
{} (empty dictionary) 
@abstractmethod decorator 
@abstractproperty decorator 
@property decorator 
@staticmethod decorator 
’ (single-quote character) 
\ 
\n (newline character) 
# (comment header) 
% operator 
+ (concatenation operator), for lists 
2to3 conversion tool
  diff file produced
  fixers for specific features
  options
  -w option to write to file 
3to2.py, converting Python 3.x back to 2.x