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381 lines
7.8 KiB
381 lines
7.8 KiB
-- 'f' code formatting, with explicit precision (>= 0). Output always
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-- has the given number of places after the point; zeros are added if
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-- necessary to make this true.
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-- zeros
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%.0f 0 -> 0
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%.1f 0 -> 0.0
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%.2f 0 -> 0.00
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%.3f 0 -> 0.000
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%.50f 0 -> 0.00000000000000000000000000000000000000000000000000
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-- precision 0; result should never include a .
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%.0f 1.5 -> 2
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%.0f 2.5 -> 2
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%.0f 3.5 -> 4
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%.0f 0.0 -> 0
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%.0f 0.1 -> 0
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%.0f 0.001 -> 0
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%.0f 10.0 -> 10
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%.0f 10.1 -> 10
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%.0f 10.01 -> 10
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%.0f 123.456 -> 123
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%.0f 1234.56 -> 1235
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%.0f 1e49 -> 9999999999999999464902769475481793196872414789632
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%.0f 9.9999999999999987e+49 -> 99999999999999986860582406952576489172979654066176
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%.0f 1e50 -> 100000000000000007629769841091887003294964970946560
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-- precision 1
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%.1f 0.0001 -> 0.0
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%.1f 0.001 -> 0.0
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%.1f 0.01 -> 0.0
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%.1f 0.04 -> 0.0
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%.1f 0.06 -> 0.1
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%.1f 0.25 -> 0.2
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%.1f 0.75 -> 0.8
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%.1f 1.4 -> 1.4
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%.1f 1.5 -> 1.5
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%.1f 10.0 -> 10.0
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%.1f 1000.03 -> 1000.0
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%.1f 1234.5678 -> 1234.6
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%.1f 1234.7499 -> 1234.7
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%.1f 1234.75 -> 1234.8
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-- precision 2
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%.2f 0.0001 -> 0.00
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%.2f 0.001 -> 0.00
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%.2f 0.004999 -> 0.00
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%.2f 0.005001 -> 0.01
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%.2f 0.01 -> 0.01
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%.2f 0.125 -> 0.12
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%.2f 0.375 -> 0.38
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%.2f 1234500 -> 1234500.00
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%.2f 1234560 -> 1234560.00
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%.2f 1234567 -> 1234567.00
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%.2f 1234567.8 -> 1234567.80
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%.2f 1234567.89 -> 1234567.89
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%.2f 1234567.891 -> 1234567.89
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%.2f 1234567.8912 -> 1234567.89
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-- alternate form always includes a decimal point. This only
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-- makes a difference when the precision is 0.
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%#.0f 0 -> 0.
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%#.1f 0 -> 0.0
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%#.0f 1.5 -> 2.
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%#.0f 2.5 -> 2.
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%#.0f 10.1 -> 10.
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%#.0f 1234.56 -> 1235.
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%#.1f 1.4 -> 1.4
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%#.2f 0.375 -> 0.38
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-- if precision is omitted it defaults to 6
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%f 0 -> 0.000000
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%f 1230000 -> 1230000.000000
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%f 1234567 -> 1234567.000000
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%f 123.4567 -> 123.456700
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%f 1.23456789 -> 1.234568
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%f 0.00012 -> 0.000120
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%f 0.000123 -> 0.000123
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%f 0.00012345 -> 0.000123
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%f 0.000001 -> 0.000001
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%f 0.0000005001 -> 0.000001
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%f 0.0000004999 -> 0.000000
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-- nans and infinities
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%f nan -> nan
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%f inf -> inf
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%f -infinity -> -inf
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%F nan -> NAN
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%F infinity -> INF
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%F -inf -> -INF
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-- 'e' code formatting with explicit precision (>= 0). Output should
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-- always have exactly the number of places after the point that were
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-- requested.
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-- zeros
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%.0e 0 -> 0e+00
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%.1e 0 -> 0.0e+00
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%.2e 0 -> 0.00e+00
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%.10e 0 -> 0.0000000000e+00
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%.50e 0 -> 0.00000000000000000000000000000000000000000000000000e+00
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-- precision 0. no decimal point in the output
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%.0e 0.01 -> 1e-02
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%.0e 0.1 -> 1e-01
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%.0e 1 -> 1e+00
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%.0e 10 -> 1e+01
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%.0e 100 -> 1e+02
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%.0e 0.012 -> 1e-02
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%.0e 0.12 -> 1e-01
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%.0e 1.2 -> 1e+00
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%.0e 12 -> 1e+01
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%.0e 120 -> 1e+02
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%.0e 123.456 -> 1e+02
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%.0e 0.000123456 -> 1e-04
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%.0e 123456000 -> 1e+08
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%.0e 0.5 -> 5e-01
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%.0e 1.4 -> 1e+00
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%.0e 1.5 -> 2e+00
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%.0e 1.6 -> 2e+00
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%.0e 2.4999999 -> 2e+00
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%.0e 2.5 -> 2e+00
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%.0e 2.5000001 -> 3e+00
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%.0e 3.499999999999 -> 3e+00
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%.0e 3.5 -> 4e+00
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%.0e 4.5 -> 4e+00
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%.0e 5.5 -> 6e+00
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%.0e 6.5 -> 6e+00
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%.0e 7.5 -> 8e+00
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%.0e 8.5 -> 8e+00
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%.0e 9.4999 -> 9e+00
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%.0e 9.5 -> 1e+01
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%.0e 10.5 -> 1e+01
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%.0e 14.999 -> 1e+01
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%.0e 15 -> 2e+01
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-- precision 1
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%.1e 0.0001 -> 1.0e-04
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%.1e 0.001 -> 1.0e-03
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%.1e 0.01 -> 1.0e-02
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%.1e 0.1 -> 1.0e-01
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%.1e 1 -> 1.0e+00
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%.1e 10 -> 1.0e+01
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%.1e 100 -> 1.0e+02
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%.1e 120 -> 1.2e+02
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%.1e 123 -> 1.2e+02
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%.1e 123.4 -> 1.2e+02
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-- precision 2
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%.2e 0.00013 -> 1.30e-04
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%.2e 0.000135 -> 1.35e-04
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%.2e 0.0001357 -> 1.36e-04
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%.2e 0.0001 -> 1.00e-04
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%.2e 0.001 -> 1.00e-03
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%.2e 0.01 -> 1.00e-02
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%.2e 0.1 -> 1.00e-01
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%.2e 1 -> 1.00e+00
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%.2e 10 -> 1.00e+01
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%.2e 100 -> 1.00e+02
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%.2e 1000 -> 1.00e+03
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%.2e 1500 -> 1.50e+03
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%.2e 1590 -> 1.59e+03
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%.2e 1598 -> 1.60e+03
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%.2e 1598.7 -> 1.60e+03
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%.2e 1598.76 -> 1.60e+03
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%.2e 9999 -> 1.00e+04
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-- omitted precision defaults to 6
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%e 0 -> 0.000000e+00
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%e 165 -> 1.650000e+02
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%e 1234567 -> 1.234567e+06
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%e 12345678 -> 1.234568e+07
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%e 1.1 -> 1.100000e+00
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-- alternate form always contains a decimal point. This only makes
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-- a difference when precision is 0.
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%#.0e 0.01 -> 1.e-02
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%#.0e 0.1 -> 1.e-01
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%#.0e 1 -> 1.e+00
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%#.0e 10 -> 1.e+01
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%#.0e 100 -> 1.e+02
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%#.0e 0.012 -> 1.e-02
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%#.0e 0.12 -> 1.e-01
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%#.0e 1.2 -> 1.e+00
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%#.0e 12 -> 1.e+01
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%#.0e 120 -> 1.e+02
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%#.0e 123.456 -> 1.e+02
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%#.0e 0.000123456 -> 1.e-04
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%#.0e 123456000 -> 1.e+08
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%#.0e 0.5 -> 5.e-01
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%#.0e 1.4 -> 1.e+00
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%#.0e 1.5 -> 2.e+00
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%#.0e 1.6 -> 2.e+00
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%#.0e 2.4999999 -> 2.e+00
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%#.0e 2.5 -> 2.e+00
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%#.0e 2.5000001 -> 3.e+00
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%#.0e 3.499999999999 -> 3.e+00
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%#.0e 3.5 -> 4.e+00
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%#.0e 4.5 -> 4.e+00
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%#.0e 5.5 -> 6.e+00
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%#.0e 6.5 -> 6.e+00
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%#.0e 7.5 -> 8.e+00
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%#.0e 8.5 -> 8.e+00
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%#.0e 9.4999 -> 9.e+00
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%#.0e 9.5 -> 1.e+01
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%#.0e 10.5 -> 1.e+01
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%#.0e 14.999 -> 1.e+01
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%#.0e 15 -> 2.e+01
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%#.1e 123.4 -> 1.2e+02
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%#.2e 0.0001357 -> 1.36e-04
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-- nans and infinities
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%e nan -> nan
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%e inf -> inf
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%e -infinity -> -inf
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%E nan -> NAN
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%E infinity -> INF
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%E -inf -> -INF
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-- 'g' code formatting.
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-- zeros
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%.0g 0 -> 0
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%.1g 0 -> 0
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%.2g 0 -> 0
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%.3g 0 -> 0
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%.4g 0 -> 0
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%.10g 0 -> 0
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%.50g 0 -> 0
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%.100g 0 -> 0
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-- precision 0 doesn't make a lot of sense for the 'g' code (what does
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-- it mean to have no significant digits?); in practice, it's interpreted
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-- as identical to precision 1
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%.0g 1000 -> 1e+03
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%.0g 100 -> 1e+02
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%.0g 10 -> 1e+01
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%.0g 1 -> 1
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%.0g 0.1 -> 0.1
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%.0g 0.01 -> 0.01
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%.0g 1e-3 -> 0.001
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%.0g 1e-4 -> 0.0001
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%.0g 1e-5 -> 1e-05
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%.0g 1e-6 -> 1e-06
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%.0g 12 -> 1e+01
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%.0g 120 -> 1e+02
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%.0g 1.2 -> 1
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%.0g 0.12 -> 0.1
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%.0g 0.012 -> 0.01
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%.0g 0.0012 -> 0.001
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%.0g 0.00012 -> 0.0001
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%.0g 0.000012 -> 1e-05
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%.0g 0.0000012 -> 1e-06
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-- precision 1 identical to precision 0
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%.1g 1000 -> 1e+03
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%.1g 100 -> 1e+02
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%.1g 10 -> 1e+01
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%.1g 1 -> 1
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%.1g 0.1 -> 0.1
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%.1g 0.01 -> 0.01
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%.1g 1e-3 -> 0.001
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%.1g 1e-4 -> 0.0001
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%.1g 1e-5 -> 1e-05
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%.1g 1e-6 -> 1e-06
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%.1g 12 -> 1e+01
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%.1g 120 -> 1e+02
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%.1g 1.2 -> 1
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%.1g 0.12 -> 0.1
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%.1g 0.012 -> 0.01
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%.1g 0.0012 -> 0.001
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%.1g 0.00012 -> 0.0001
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%.1g 0.000012 -> 1e-05
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%.1g 0.0000012 -> 1e-06
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-- precision 2
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%.2g 1000 -> 1e+03
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%.2g 100 -> 1e+02
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%.2g 10 -> 10
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%.2g 1 -> 1
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%.2g 0.1 -> 0.1
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%.2g 0.01 -> 0.01
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%.2g 0.001 -> 0.001
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%.2g 1e-4 -> 0.0001
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%.2g 1e-5 -> 1e-05
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%.2g 1e-6 -> 1e-06
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%.2g 1234 -> 1.2e+03
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%.2g 123 -> 1.2e+02
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%.2g 12.3 -> 12
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%.2g 1.23 -> 1.2
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%.2g 0.123 -> 0.12
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%.2g 0.0123 -> 0.012
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%.2g 0.00123 -> 0.0012
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%.2g 0.000123 -> 0.00012
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%.2g 0.0000123 -> 1.2e-05
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-- alternate g formatting: always include decimal point and
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-- exactly <precision> significant digits.
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%#.0g 0 -> 0.
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%#.1g 0 -> 0.
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%#.2g 0 -> 0.0
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%#.3g 0 -> 0.00
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%#.4g 0 -> 0.000
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%#.0g 0.2 -> 0.2
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%#.1g 0.2 -> 0.2
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%#.2g 0.2 -> 0.20
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%#.3g 0.2 -> 0.200
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%#.4g 0.2 -> 0.2000
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%#.10g 0.2 -> 0.2000000000
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%#.0g 2 -> 2.
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%#.1g 2 -> 2.
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%#.2g 2 -> 2.0
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%#.3g 2 -> 2.00
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%#.4g 2 -> 2.000
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%#.0g 20 -> 2.e+01
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%#.1g 20 -> 2.e+01
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%#.2g 20 -> 20.
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%#.3g 20 -> 20.0
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%#.4g 20 -> 20.00
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%#.0g 234.56 -> 2.e+02
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%#.1g 234.56 -> 2.e+02
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%#.2g 234.56 -> 2.3e+02
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%#.3g 234.56 -> 235.
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%#.4g 234.56 -> 234.6
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%#.5g 234.56 -> 234.56
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%#.6g 234.56 -> 234.560
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-- nans and infinities
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%g nan -> nan
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%g inf -> inf
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%g -infinity -> -inf
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%G nan -> NAN
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%G infinity -> INF
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%G -inf -> -INF
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-- for repr formatting see the separate test_short_repr test in
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-- test_float.py. Not all platforms use short repr for floats.
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-- str formatting. Result always includes decimal point and at
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-- least one digit after the point, or an exponent.
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%s 0 -> 0.0
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%s 1 -> 1.0
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%s 0.01 -> 0.01
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%s 0.02 -> 0.02
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%s 0.03 -> 0.03
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%s 0.04 -> 0.04
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%s 0.05 -> 0.05
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-- str truncates to 12 significant digits
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%s 1.234123412341 -> 1.23412341234
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%s 1.23412341234 -> 1.23412341234
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%s 1.2341234123 -> 1.2341234123
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-- values >= 1e11 get an exponent
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%s 10 -> 10.0
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%s 100 -> 100.0
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%s 1e10 -> 10000000000.0
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%s 9.999e10 -> 99990000000.0
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%s 99999999999 -> 99999999999.0
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%s 99999999999.9 -> 99999999999.9
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%s 99999999999.99 -> 1e+11
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%s 1e11 -> 1e+11
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%s 1e12 -> 1e+12
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-- as do values < 1e-4
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%s 1e-3 -> 0.001
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%s 1.001e-4 -> 0.0001001
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%s 1.000000000001e-4 -> 0.0001
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%s 1.00000000001e-4 -> 0.000100000000001
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%s 1.0000000001e-4 -> 0.00010000000001
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%s 1e-4 -> 0.0001
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%s 0.999999999999e-4 -> 9.99999999999e-05
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%s 0.999e-4 -> 9.99e-05
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%s 1e-5 -> 1e-05
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