mirror of
https://github.com/Stone-Red-Code/dvc.git
synced 2026-11-02 07:18:25 +01:00
Peter Rowlands (변기호)
379ed8e6fc
* experiments: Allow branching from checkpoints with modified hyper params * experiments: initial checkpoints tree functionality for `exp show` * go back to flat/sortable view * add test for resume w/modified params * tests: move experiments fixtures into conftest * add show checkpoints test * test checkpoint table rendering * remove dead code * test show for checkpoint branches
74 lines
1.9 KiB
Python
74 lines
1.9 KiB
Python
from textwrap import dedent
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import pytest
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from tests.func.test_repro_multistage import COPY_SCRIPT
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CHECKPOINT_SCRIPT_FORMAT = dedent(
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"""\
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import os
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import sys
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import shutil
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from time import sleep
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from dvc.api import make_checkpoint
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checkpoint_file = {}
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checkpoint_iterations = int({})
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if os.path.exists(checkpoint_file):
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with open(checkpoint_file) as fobj:
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try:
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value = int(fobj.read())
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except ValueError:
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value = 0
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else:
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with open(checkpoint_file, "w"):
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pass
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value = 0
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shutil.copyfile({}, {})
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if os.getenv("DVC_CHECKPOINT"):
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for _ in range(checkpoint_iterations):
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value += 1
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with open(checkpoint_file, "w") as fobj:
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fobj.write(str(value))
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make_checkpoint()
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"""
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)
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CHECKPOINT_SCRIPT = CHECKPOINT_SCRIPT_FORMAT.format(
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"sys.argv[1]", "sys.argv[2]", "sys.argv[3]", "sys.argv[4]"
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)
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@pytest.fixture
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def exp_stage(tmp_dir, scm, dvc):
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tmp_dir.gen("copy.py", COPY_SCRIPT)
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tmp_dir.gen("params.yaml", "foo: 1")
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stage = dvc.run(
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cmd="python copy.py params.yaml metrics.yaml",
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metrics_no_cache=["metrics.yaml"],
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params=["foo"],
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name="copy-file",
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)
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scm.add(["dvc.yaml", "dvc.lock", "copy.py", "params.yaml", "metrics.yaml"])
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scm.commit("init")
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return stage
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@pytest.fixture
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def checkpoint_stage(tmp_dir, scm, dvc):
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tmp_dir.gen("checkpoint.py", CHECKPOINT_SCRIPT)
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tmp_dir.gen("params.yaml", "foo: 1")
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stage = dvc.run(
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cmd="python checkpoint.py foo 5 params.yaml metrics.yaml",
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metrics_no_cache=["metrics.yaml"],
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params=["foo"],
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checkpoints=["foo"],
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no_exec=True,
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name="checkpoint-file",
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)
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scm.add(["dvc.yaml", "checkpoint.py", "params.yaml"])
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scm.commit("init")
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return stage
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