mirror of
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244 lines
7.0 KiB
Python
244 lines
7.0 KiB
Python
import pytest
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from dvc.utils import relpath
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def test_diff_no_params(tmp_dir, scm, dvc):
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assert dvc.params.diff() == {}
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def test_diff_no_changes(tmp_dir, scm, dvc):
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tmp_dir.gen("params.yaml", "foo: bar")
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dvc.run(cmd="echo params.yaml", params=["foo"], single_stage=True)
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scm.add(["params.yaml", "Dvcfile"])
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scm.commit("bar")
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assert dvc.params.diff() == {}
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def test_diff(tmp_dir, scm, dvc):
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tmp_dir.gen("params.yaml", "foo: bar")
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dvc.run(cmd="echo params.yaml", params=["foo"], single_stage=True)
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scm.add(["params.yaml", "Dvcfile"])
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scm.commit("bar")
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tmp_dir.scm_gen("params.yaml", "foo: baz", commit="baz")
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tmp_dir.scm_gen("params.yaml", "foo: qux", commit="qux")
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assert dvc.params.diff(a_rev="HEAD~2") == {
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"params.yaml": {"foo": {"old": "bar", "new": "qux"}}
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}
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def test_diff_dirty(tmp_dir, scm, dvc):
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tmp_dir.gen("params.yaml", "foo: bar")
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dvc.run(cmd="echo params.yaml", params=["foo"], single_stage=True)
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scm.add(["params.yaml", "Dvcfile"])
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scm.commit("bar")
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tmp_dir.scm_gen("params.yaml", "foo: baz", commit="baz")
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tmp_dir.gen("params.yaml", "foo: qux")
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assert dvc.params.diff() == {
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"params.yaml": {"foo": {"old": "baz", "new": "qux"}}
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}
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def test_diff_new(tmp_dir, scm, dvc):
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tmp_dir.gen("params.yaml", "foo: bar")
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dvc.run(cmd="echo params.yaml", params=["foo"], single_stage=True)
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assert dvc.params.diff() == {
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"params.yaml": {"foo": {"old": None, "new": "bar"}}
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}
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def test_diff_deleted(tmp_dir, scm, dvc):
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tmp_dir.gen("params.yaml", "foo: bar")
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dvc.run(cmd="echo params.yaml", params=["foo"], single_stage=True)
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scm.add(["params.yaml", "Dvcfile"])
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scm.commit("bar")
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(tmp_dir / "params.yaml").unlink()
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assert dvc.params.diff() == {
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"params.yaml": {"foo": {"old": "bar", "new": None}}
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}
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def test_diff_list(tmp_dir, scm, dvc):
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tmp_dir.gen("params.yaml", "foo:\n- bar\n- baz")
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dvc.run(cmd="echo params.yaml", params=["foo"], single_stage=True)
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scm.add(["params.yaml", "Dvcfile"])
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scm.commit("foo")
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tmp_dir.gen("params.yaml", "foo:\n- bar\n- baz\n- qux")
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assert dvc.params.diff() == {
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"params.yaml": {
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"foo": {"old": "['bar', 'baz']", "new": "['bar', 'baz', 'qux']"}
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}
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}
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def test_diff_dict(tmp_dir, scm, dvc):
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tmp_dir.gen("params.yaml", "foo:\n bar: baz")
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dvc.run(cmd="echo params.yaml", params=["foo"], single_stage=True)
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scm.add(["params.yaml", "Dvcfile"])
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scm.commit("foo")
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tmp_dir.gen("params.yaml", "foo:\n bar: qux")
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assert dvc.params.diff() == {
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"params.yaml": {"foo.bar": {"old": "baz", "new": "qux"}}
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}
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def test_diff_with_unchanged(tmp_dir, scm, dvc):
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tmp_dir.gen("params.yaml", "foo: bar\nxyz: val")
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dvc.run(cmd="echo params.yaml", params=["foo,xyz"], single_stage=True)
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scm.add(["params.yaml", "Dvcfile"])
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scm.commit("bar")
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tmp_dir.scm_gen("params.yaml", "foo: baz\nxyz: val", commit="baz")
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tmp_dir.scm_gen("params.yaml", "foo: qux\nxyz: val", commit="qux")
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assert dvc.params.diff(a_rev="HEAD~2", all=True) == {
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"params.yaml": {
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"foo": {"old": "bar", "new": "qux"},
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"xyz": {"old": "val", "new": "val"},
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}
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}
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def test_pipeline_tracked_params(tmp_dir, scm, dvc, run_copy):
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from dvc.dvcfile import PIPELINE_FILE
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tmp_dir.gen({"foo": "foo", "params.yaml": "foo: bar\nxyz: val"})
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run_copy("foo", "bar", name="copy-foo-bar", params=["foo,xyz"])
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scm.add(["params.yaml", PIPELINE_FILE])
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scm.commit("add stage")
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tmp_dir.scm_gen("params.yaml", "foo: baz\nxyz: val", commit="baz")
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tmp_dir.scm_gen("params.yaml", "foo: qux\nxyz: val", commit="qux")
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assert dvc.params.diff(a_rev="HEAD~2") == {
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"params.yaml": {"foo": {"old": "bar", "new": "qux"}}
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}
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def test_no_commits(tmp_dir):
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from scmrepo.git import Git
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from dvc.repo import Repo
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git = Git.init(tmp_dir.fs_path)
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assert git.no_commits
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assert Repo.init().params.diff() == {}
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def test_vars_shows_on_params_diff(tmp_dir, scm, dvc):
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params_file = tmp_dir / "test_params.yaml"
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param_data = {"vars": {"model1": {"epoch": 15}, "model2": {"epoch": 35}}}
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(tmp_dir / params_file).dump(param_data)
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d = {
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"vars": ["test_params.yaml"],
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"stages": {
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"build": {
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"foreach": "${vars}",
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"do": {"cmd": "script --epoch ${item.epoch}"},
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}
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},
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}
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(tmp_dir / "dvc.yaml").dump(d)
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assert dvc.params.diff() == {
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"test_params.yaml": {
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"vars.model1.epoch": {"new": 15, "old": None},
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"vars.model2.epoch": {"new": 35, "old": None},
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}
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}
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scm.add(["dvc.yaml", "test_params.yaml"])
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scm.commit("added stages")
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param_data["vars"]["model1"]["epoch"] = 20
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(tmp_dir / params_file).dump(param_data)
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assert dvc.params.diff() == {
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"test_params.yaml": {
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"vars.model1.epoch": {"new": 20, "old": 15, "diff": 5}
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}
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}
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data_dir = tmp_dir / "data"
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data_dir.mkdir()
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with data_dir.chdir():
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assert dvc.params.diff() == {
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relpath(params_file): {
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"vars.model1.epoch": {"new": 20, "old": 15, "diff": 5}
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}
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}
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def test_diff_targeted(tmp_dir, scm, dvc, run_copy):
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from dvc.dvcfile import PIPELINE_FILE
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tmp_dir.gen(
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{
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"foo": "foo",
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"params.yaml": "foo: bar",
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"other_params.yaml": "xyz: val",
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}
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)
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run_copy(
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"foo",
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"bar",
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name="copy-foo-bar",
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params=["foo", "other_params.yaml:xyz"],
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)
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scm.add(["params.yaml", "other_params.yaml", PIPELINE_FILE])
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scm.commit("add stage")
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tmp_dir.scm_gen(
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{"params.yaml": "foo: baz", "other_params.yaml": "xyz: val2"},
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commit="baz",
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)
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tmp_dir.scm_gen(
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{"params.yaml": "foo: qux", "other_params.yaml": "xyz: val3"},
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commit="qux",
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)
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assert dvc.params.diff(a_rev="HEAD~2") == {
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"params.yaml": {"foo": {"old": "bar", "new": "qux"}},
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"other_params.yaml": {"xyz": {"old": "val", "new": "val3"}},
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}
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assert dvc.params.diff(a_rev="HEAD~2", targets=["params.yaml"]) == {
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"params.yaml": {"foo": {"old": "bar", "new": "qux"}}
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}
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assert dvc.params.diff(a_rev="HEAD~2", targets=["other_params.yaml"]) == {
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"other_params.yaml": {"xyz": {"old": "val", "new": "val3"}}
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}
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@pytest.mark.parametrize("file", ["params.yaml", "other_params.yaml"])
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def test_diff_without_targets_specified(tmp_dir, dvc, scm, file):
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params_file = tmp_dir / file
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params_file.dump({"foo": {"bar": "bar"}, "x": "0"})
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dvc.stage.add(
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name="test",
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cmd=f"echo {file}",
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params=[{file: None}],
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)
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scm.add_commit([params_file, "dvc.yaml"], message="foo")
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params_file.dump({"foo": {"bar": "baz"}, "y": "100"})
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assert dvc.params.diff() == {
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file: {
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"foo.bar": {"new": "baz", "old": "bar"},
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"x": {"new": None, "old": "0"},
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"y": {"new": "100", "old": None},
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}
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}
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