| import os |
| import time |
| from contextlib import contextmanager |
| from typing import Callable, Optional |
|
|
| _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': |
| |
| raise ImportError |
| else: |
| |
| from colorama import Fore, init |
| from colorama import initialise |
|
|
| def _lazy_colorama_init(): |
| """ |
| 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: |
| |
| |
| |
| initialise.atexit_done = True |
| try: |
| init(strip=False) |
| except Exception: |
| |
| |
| pass |
| _inited = True |
|
|
| except ImportError: |
| class Fore: |
| RED = '' |
| GREEN = '' |
| YELLOW = '' |
| MAGENTA = '' |
| RESET = '' |
| BLUE = '' |
|
|
| NOTICE = object() |
| WARNING = object() |
| SPEED = object() |
|
|
| enable_speed = False |
| enable_warning = False |
| enable_notice = False |
|
|
| |
| debug_function: Optional[Callable[[str, str], None]] = 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, color='MAGENTA'): |
| global _debug_indent |
| if title: |
| dbg('Start: ' + title, color=color) |
| _debug_indent += 1 |
| try: |
| yield |
| finally: |
| _debug_indent -= 1 |
| if title: |
| dbg('End: ' + title, color=color) |
|
|
|
|
| def dbg(message, *args, color='GREEN'): |
| """ Looks at the stack, to see if a debug message should be printed. """ |
| assert color |
|
|
| if debug_function and enable_notice: |
| i = ' ' * _debug_indent |
| _lazy_colorama_init() |
| debug_function(color, i + 'dbg: ' + message % tuple(repr(a) for a in args)) |
|
|
|
|
| def warning(message, *args, format=True): |
| if debug_function and enable_warning: |
| i = ' ' * _debug_indent |
| if format: |
| message = message % tuple(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() |
| print(col + str_out + Fore.RESET) |
|
|