pytest-dev / pytest / 6602 / 17

94%

master: 51%

Pull #4153

travis-ci

Display the filename when encountering `SyntaxWarning`.

```console
$ cd t && rm -rf __pycache__ && pytest t.py -q -c /dev/null; cd ..
.                                                                        [100%]
=============================== warnings summary ===============================
<unknown>:2: DeprecationWarning: invalid escape sequence \.

-- Docs: https://docs.pytest.org/en/latest/warnings.html
1 passed, 1 warnings in 0.01 seconds

```

```console
$ cd t && rm -rf __pycache__ && pytest t.py -q -c /dev/null; cd ..
.                                                                        [100%]
=============================== warnings summary ===============================
/tmp/pytest/t/t.py:2: DeprecationWarning: invalid escape sequence \.
  '\.wat'

-- Docs: https://docs.pytest.org/en/latest/warnings.html
1 passed, 1 warnings in 0.01 seconds
```

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