/usr/share/doc/python-pysam/tests/pysam_data/example_unmapped_reads_no_sq.sam is in python-pysam-tests 0.10.0+ds-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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read_28833_29006_6945 0 * 0 0 * * 200 167 AGCTTAGCTAGCTACCTATATCTTGGTCTTGGCCG <<<<<<<<<<<<<<<<<<<<<:<9/,&,22;;<<<
read_28701_28881_323b 0 * 0 0 * * 500 412 ACCTATATCTTGGCCTTGGCCGATGCGGCCTTGCA <<<<<;<<<<7;:<<<6;<<<<<<<<<<<<7<<<<
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