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How to use test_upload_file_endpoint method in pandera

Best Python code snippet using pandera_python

test_app.py

Source:test_app.py

...43    expected_output = deepcopy(data)44    expected_output = [{"id": 1, "cost": 10.99, "name": "foo"}]45    assert response.json() == expected_output46@given(Transactions.strategy(size=10))47def test_upload_file_endpoint(app, sample):48    """Test upload file endpoint with Upload[DataFrame[SchemaModel]] input."""49    buf = io.BytesIO()50    sample.to_parquet(buf)51    buf.seek(0)52    expected_result = pd.read_parquet(buf).assign(name="foo")53    buf.seek(0)54    response = requests.post(55        "http://127.0.0.1:8000/file/", files={"file": buf}56    )57    output = response.json()58    assert output["filename"] == "file"59    output_df = pd.read_json(output["df"])60    cost_notna = ~output_df["cost"].isna()61    pd.testing.assert_frame_equal(...

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