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#!/usr/bin/env python3 |
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import datetime |
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import sys |
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import time |
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from ActionTree import Action, execute, Hooks |
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UNKNOWN = (0, "unwknown since") |
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PENDING = (1, "pending since") |
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READY = (2, "ready since") |
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STARTED = (3, "running since") |
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SUCCESSFUL = (4, "succeeded at") |
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FAILED = (5, "FAILED at") |
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CANCELED = (6, "canceled at") |
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class DemoHooks(Hooks): |
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class ActionStatus: |
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num_lines = { |
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UNKNOWN: 0, |
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PENDING: 0, |
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READY: 0, |
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STARTED: 5, |
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SUCCESSFUL: 2, |
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FAILED: 10, |
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CANCELED: 0, |
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} |
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def __init__(self, label, time, status): |
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self.label = label |
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self.status = status |
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self.time = time |
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self.lines = [] |
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def set(self, time, status): |
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self.time = time |
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self.status = status |
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def display(self): |
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num_lines = self.num_lines[self.status] |
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title = "\"{}\" ({} t={:.2f}s)".format(self.label, self.status[1], self.time.total_seconds()) |
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print() |
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print(title) |
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print("-" * len(title)) |
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if num_lines > 1: |
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if len(self.lines) > num_lines: |
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print("[... {} lines not displayed ...]".format(len(self.lines) - num_lines)) |
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lines_to_display = self.lines[1 - num_lines:] |
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padding = 0 |
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else: |
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lines_to_display = self.lines |
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padding = num_lines - len(self.lines) |
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for line in lines_to_display: |
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print(line) |
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for i in range(padding): |
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print() |
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def __init__(self, action): |
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self.start_time = datetime.datetime.now() |
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actions = action.get_possible_execution_order() |
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self.action_statuses = [self.ActionStatus(a.label, datetime.timedelta(), UNKNOWN) for a in actions] |
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self.action_indexes = {action: i for (i, action) in enumerate(actions)} |
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self.display() |
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def display(self): |
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print("\x1b[2J\x1b[H") |
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title = "ActionTree demo (t={:.2f}s)".format((datetime.datetime.now() - self.start_time).total_seconds()) |
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print(title) |
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print("=" * len(title)) |
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for action_status in self.action_statuses: |
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action_status.display() |
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def set(self, action, time, status): |
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self.action_statuses[self.action_indexes[action]].set(time - self.start_time, status) |
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self.display() |
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def action_pending(self, time, action): |
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self.set(action, time, PENDING) |
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def action_ready(self, time, action): |
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self.set(action, time, READY) |
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def action_canceled(self, time, action): |
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self.set(action, time, CANCELED) |
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def action_started(self, time, action): |
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self.set(action, time, STARTED) |
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def action_printed(self, time, action, text): |
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self.action_statuses[self.action_indexes[action]].lines += ["> {}".format(line.rstrip()) for line in text.splitlines()] |
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self.display() |
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def action_successful(self, time, action, return_value): |
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self.set(action, time, SUCCESSFUL) |
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def action_failed(self, time, action, exception): |
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self.action_statuses[self.action_indexes[action]].lines += ["Exception: {}".format(repr(exception))] |
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self.set(action, time, FAILED) |
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class DemoAction(Action): |
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def __init__(self, label, interval, iterations, exception=None): |
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super(DemoAction, self).__init__("action {}".format(label)) |
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self.interval = interval |
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self.iterations = iterations |
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self.exception = exception |
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def do_execute(self, dependency_statuses): |
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print(self.label, "iteration 0 /", self.iterations) |
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for i in range(self.iterations): |
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time.sleep(self.interval) |
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print(self.label, "iteration", (i + 1), "/", self.iterations) |
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if self.exception: |
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print(self.label, "failing") |
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raise self.exception |
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a = DemoAction("a", 1., 5) |
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a.add_dependency(DemoAction("a1", 0.9, 7)) |
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a.add_dependency(DemoAction("a2", 0.5, 12)) |
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a.add_dependency(DemoAction("a3", 0.8, 10)) |
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b = DemoAction("b", 1., 5) |
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b.add_dependency(DemoAction("b1", 0.5, 14, exception=Exception())) |
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b.add_dependency(DemoAction("b2", 0.3, 25)) |
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b.add_dependency(DemoAction("b3", 1.7, 5)) |
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z = DemoAction("z", 1., 5) |
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z.add_dependency(a) |
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z.add_dependency(b) |
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execute(z, cpu_cores=4, hooks=DemoHooks(z), do_raise=False, keep_going=True) |
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jacquev6 /
ActionTree
