forked from s_ranjbar/city_retrofit
144 lines
3.6 KiB
Python
144 lines
3.6 KiB
Python
import os
|
|
import time
|
|
from contextlib import contextmanager
|
|
|
|
from jedi._compatibility import encoding, is_py3, u
|
|
|
|
_inited = False
|
|
|
|
|
|
def _lazy_colorama_init():
|
|
"""
|
|
Lazily init colorama if necessary, not to screw up stdout if debugging is
|
|
not enabled.
|
|
|
|
This version of the function does nothing.
|
|
"""
|
|
|
|
|
|
try:
|
|
if os.name == 'nt':
|
|
# Does not work on Windows, as pyreadline and colorama interfere
|
|
raise ImportError
|
|
else:
|
|
# Use colorama for nicer console output.
|
|
from colorama import Fore, init
|
|
from colorama import initialise
|
|
|
|
def _lazy_colorama_init(): # noqa: F811
|
|
"""
|
|
Lazily init colorama if necessary, not to screw up stdout is
|
|
debug not enabled.
|
|
|
|
This version of the function does init colorama.
|
|
"""
|
|
global _inited
|
|
if not _inited:
|
|
# pytest resets the stream at the end - causes troubles. Since
|
|
# after every output the stream is reset automatically we don't
|
|
# need this.
|
|
initialise.atexit_done = True
|
|
try:
|
|
init(strip=False)
|
|
except Exception:
|
|
# Colorama fails with initializing under vim and is buggy in
|
|
# version 0.3.6.
|
|
pass
|
|
_inited = True
|
|
|
|
except ImportError:
|
|
class Fore(object):
|
|
RED = ''
|
|
GREEN = ''
|
|
YELLOW = ''
|
|
MAGENTA = ''
|
|
RESET = ''
|
|
BLUE = ''
|
|
|
|
NOTICE = object()
|
|
WARNING = object()
|
|
SPEED = object()
|
|
|
|
enable_speed = False
|
|
enable_warning = False
|
|
enable_notice = False
|
|
|
|
# callback, interface: level, str
|
|
debug_function = None
|
|
_debug_indent = 0
|
|
_start_time = time.time()
|
|
|
|
|
|
def reset_time():
|
|
global _start_time, _debug_indent
|
|
_start_time = time.time()
|
|
_debug_indent = 0
|
|
|
|
|
|
def increase_indent(func):
|
|
"""Decorator for makin """
|
|
def wrapper(*args, **kwargs):
|
|
with increase_indent_cm():
|
|
return func(*args, **kwargs)
|
|
return wrapper
|
|
|
|
|
|
@contextmanager
|
|
def increase_indent_cm(title=None):
|
|
global _debug_indent
|
|
if title:
|
|
dbg('Start: ' + title, color='MAGENTA')
|
|
_debug_indent += 1
|
|
try:
|
|
yield
|
|
finally:
|
|
_debug_indent -= 1
|
|
if title:
|
|
dbg('End: ' + title, color='MAGENTA')
|
|
|
|
|
|
def dbg(message, *args, **kwargs):
|
|
""" Looks at the stack, to see if a debug message should be printed. """
|
|
# Python 2 compatibility, because it doesn't understand default args
|
|
color = kwargs.pop('color', 'GREEN')
|
|
assert color
|
|
|
|
if debug_function and enable_notice:
|
|
i = ' ' * _debug_indent
|
|
_lazy_colorama_init()
|
|
debug_function(color, i + 'dbg: ' + message % tuple(u(repr(a)) for a in args))
|
|
|
|
|
|
def warning(message, *args, **kwargs):
|
|
format = kwargs.pop('format', True)
|
|
assert not kwargs
|
|
|
|
if debug_function and enable_warning:
|
|
i = ' ' * _debug_indent
|
|
if format:
|
|
message = message % tuple(u(repr(a)) for a in args)
|
|
debug_function('RED', i + 'warning: ' + message)
|
|
|
|
|
|
def speed(name):
|
|
if debug_function and enable_speed:
|
|
now = time.time()
|
|
i = ' ' * _debug_indent
|
|
debug_function('YELLOW', i + 'speed: ' + '%s %s' % (name, now - _start_time))
|
|
|
|
|
|
def print_to_stdout(color, str_out):
|
|
"""
|
|
The default debug function that prints to standard out.
|
|
|
|
:param str color: A string that is an attribute of ``colorama.Fore``.
|
|
"""
|
|
col = getattr(Fore, color)
|
|
_lazy_colorama_init()
|
|
if not is_py3:
|
|
str_out = str_out.encode(encoding, 'replace')
|
|
print(col + str_out + Fore.RESET)
|
|
|
|
|
|
# debug_function = print_to_stdout
|