bigquery.datalab-migration.samples_test: test_client_library_magic_parameterized_query failed

[flaky-bot]

This test failed!

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---

commit: ca6200a
buildURL: Build Status, Sponge
status: failed

[tmatsuo]

This is a failure with the new py-3.8 build.

[tmatsuo]

The excerpt from the log:

________________ test_client_library_magic_parameterized_query _________________
Traceback (most recent call last):
  File "/tmpfs/src/github/python-docs-samples/bigquery/datalab-migration/samples_test.py", line 229, in test_client_library_magic_parameterized_query
    assert len(df) == 10
AssertionError: assert 100 == 10
  -100
  +10
----------------------------- Captured stdout call -----------------------------
---------------------------------------------------------------------------
TypeError                                 Traceback (most recent call last)
/usr/local/lib/python3.8/codeop.py in __call__(self, source, filename, symbol)
    131 
    132     def __call__(self, source, filename, symbol):
--> 133         codeob = compile(source, filename, symbol, self.flags, 1)
    134         for feature in _features:
    135             if codeob.co_flags & feature.compiler_flag:

TypeError: required field "type_ignores" missing from Module
Traceback (most recent call last):

  File "/tmpfs/src/github/python-docs-samples/bigquery/datalab-migration/.nox/py-3-8/lib/python3.8/site-packages/IPython/core/interactiveshell.py", line 3267, in run_code
    exec(code_obj, self.user_global_ns, self.user_ns)

  File "<ipython-input-1-93dd364fb9c2>", line 1, in <module>
    get_ipython().run_cell_magic('bigquery', '--params $params', 'SELECT word, SUM(word_count) as count\nFROM `bigquery-public-data.samples.shakespeare`\nWHERE corpus = @corpus_name\nGROUP BY word\nORDER BY count ASC\nLIMIT @limit\n\n')

  File "/tmpfs/src/github/python-docs-samples/bigquery/datalab-migration/.nox/py-3-8/lib/python3.8/site-packages/google/datalab/kernel/__init__.py", line 92, in _run_cell_magic
    return _orig_run_cell_magic(self, magic_name, line, cell)

  File "/tmpfs/src/github/python-docs-samples/bigquery/datalab-migration/.nox/py-3-8/lib/python3.8/site-packages/IPython/core/interactiveshell.py", line 2323, in run_cell_magic
    result = fn(magic_arg_s, cell)

  File "/tmpfs/src/github/python-docs-samples/bigquery/datalab-migration/.nox/py-3-8/lib/python3.8/site-packages/google/cloud/bigquery/magics.py", line 481, in _cell_magic
    raise SyntaxError(

  File "<string>", line unknown
SyntaxError: --params is not a correctly formatted JSON string or a JSON serializable dictionary