| 87 | |
| 88 | |
| 89 | class _SpinnerThread(threading.Thread): |
| 90 | def __init__(self, remaining: int, suffix: str = "tasks") -> None: |
| 91 | super().__init__(daemon=True) |
| 92 | self._remaining = remaining |
| 93 | self._suffix = suffix |
| 94 | # "checks in foo" -> "check in foo" |
| 95 | parts = suffix.split(" ", 1) |
| 96 | self._singular = parts[0].rstrip("s") + ( |
| 97 | " " + parts[1] if len(parts) > 1 else "" |
| 98 | ) |
| 99 | self._lock = threading.Lock() |
| 100 | self.active = not buildkite.is_in_buildkite() and sys.stdout.isatty() |
| 101 | |
| 102 | def run(self) -> None: |
| 103 | symbols = ["⣾", "⣷", "⣯", "⣟", "⡿", "⢿", "⣻", "⣽"] |
| 104 | i = 0 |
| 105 | while self.active: |
| 106 | with self._lock: |
| 107 | remaining = self._remaining |
| 108 | suffix = self._suffix if remaining != 1 else self._singular |
| 109 | print( |
| 110 | f"\r\033[K{symbols[i]} {remaining} {suffix}", |
| 111 | end="", |
| 112 | flush=True, |
| 113 | ) |
| 114 | i = (i + 1) % len(symbols) |
| 115 | time.sleep(0.1) |
| 116 | |
| 117 | def task_done(self) -> None: |
| 118 | with self._lock: |
| 119 | self._remaining -= 1 |
| 120 | |
| 121 | def clear_line(self) -> None: |
| 122 | if self.active: |
| 123 | print("\r\033[K", end="", flush=True) |
| 124 | |
| 125 | def stop(self) -> None: |
| 126 | if self.active: |
| 127 | self.active = False |
| 128 | print("\r\033[K", end="", flush=True) |
| 129 | |
| 130 | |
| 131 | def run_parallel( |