35 lines
1.0 KiB
Python
35 lines
1.0 KiB
Python
from io import StringIO
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import pytest
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from pandas import read_sas
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import pandas._testing as tm
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class TestSas:
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def test_sas_buffer_format(self):
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# see gh-14947
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b = StringIO("")
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msg = (
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"If this is a buffer object rather than a string "
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"name, you must specify a format string"
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)
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with pytest.raises(ValueError, match=msg):
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read_sas(b)
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def test_sas_read_no_format_or_extension(self):
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# see gh-24548
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msg = "unable to infer format of SAS file.+"
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with tm.ensure_clean("test_file_no_extension") as path:
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with pytest.raises(ValueError, match=msg):
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read_sas(path)
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def test_sas_archive(datapath):
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fname_uncompressed = datapath("io", "sas", "data", "airline.sas7bdat")
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df_uncompressed = read_sas(fname_uncompressed)
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fname_compressed = datapath("io", "sas", "data", "airline.sas7bdat.gz")
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df_compressed = read_sas(fname_compressed, format="sas7bdat")
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tm.assert_frame_equal(df_uncompressed, df_compressed)
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