_absent = object()
def bindStaticVariable(name, value):
def decorator(fn):
setattr(fn, name, value)
return fn
return decorator
@bindStaticVariable('formatter', Terminal256Formatter(style=SolarizedDark))
@bindStaticVariable(
'lexer',
PyLexer(ensurenl=False) if PYTHON2 else Py3Lexer(ensurenl=False))
def colorize(s):
self = colorize
return highlight(s, self.lexer, self.formatter)
@contextmanager
def supportTerminalColorsInWindows():
# Filter and replace ANSI escape sequences on Windows with equivalent Win32
# API calls. This code does nothing on non-Windows systems.
colorama.init()
yield
colorama.deinit()
def stderrPrint(*args):
import datetime as dt
import pprint
from pygments.lexers import Python3Lexer as Py3Lexer
from pygments.token import Token
lexer = Py3Lexer(ensurenl=False)
def remove_comments(code_text):
toks = list(lexer.get_tokens(text=code_text))
return ''.join([text for kind, text in toks if not kind in Token.Comment])
def timestamp():
return str(dt.datetime.now())
def pformatml(v):
"""pretty print formatting for multi-line outputs"""
v = pprint.pformat(v)
if '\n' in v:
v = '\n' + v
return v
def colorize(instr, code = 223):
# 224 is the same color jupyter uses for stderr.
bgnd = u"\u001b[48;5;" + str(code) + "m "
reset = "\u001b[0m"
return bgnd + instr + reset