import json
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import os
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import re
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from pandas.util._print_versions import (
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_get_dependency_info,
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_get_sys_info,
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)
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import pandas as pd
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def test_show_versions(tmpdir):
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# GH39701
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as_json = os.path.join(tmpdir, "test_output.json")
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pd.show_versions(as_json=as_json)
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with open(as_json) as fd:
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# check if file output is valid JSON, will raise an exception if not
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result = json.load(fd)
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# Basic check that each version element is found in output
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expected = {
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"system": _get_sys_info(),
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"dependencies": _get_dependency_info(),
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}
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assert result == expected
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def test_show_versions_console_json(capsys):
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# GH39701
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pd.show_versions(as_json=True)
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stdout = capsys.readouterr().out
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# check valid json is printed to the console if as_json is True
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result = json.loads(stdout)
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# Basic check that each version element is found in output
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expected = {
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"system": _get_sys_info(),
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"dependencies": _get_dependency_info(),
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}
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assert result == expected
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def test_show_versions_console(capsys):
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# gh-32041
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# gh-32041
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pd.show_versions(as_json=False)
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result = capsys.readouterr().out
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# check header
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assert "INSTALLED VERSIONS" in result
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# check full commit hash
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assert re.search(r"commit\s*:\s[0-9a-f]{40}\n", result)
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# check required dependency
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# 2020-12-09 npdev has "dirty" in the tag
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# 2022-05-25 npdev released with RC wo/ "dirty".
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# Just ensure we match [0-9]+\..* since npdev version is variable
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assert re.search(r"numpy\s*:\s[0-9]+\..*\n", result)
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# check optional dependency
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assert re.search(r"pyarrow\s*:\s([0-9]+.*|None)\n", result)
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def test_json_output_match(capsys, tmpdir):
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# GH39701
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pd.show_versions(as_json=True)
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result_console = capsys.readouterr().out
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out_path = os.path.join(tmpdir, "test_json.json")
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pd.show_versions(as_json=out_path)
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with open(out_path) as out_fd:
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result_file = out_fd.read()
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assert result_console == result_file
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