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fix decimal precision issue #176

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fix decimal precision issue #176

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fd8d96c
fix decimal precision issue
mvadari Apr 14, 2022
ad23d37
fix other float to Decimal
mvadari Apr 14, 2022
dac53ae
fix float precision
mvadari Apr 14, 2022
07e9ef6
add test
mvadari Apr 14, 2022
810e744
clean up
mvadari Apr 14, 2022
9990531
fix bug
mvadari Apr 14, 2022
d4f0d91
expand test
mvadari Apr 14, 2022
0b1d392
fix test to get around weird precision issues in python2.7
mvadari Apr 14, 2022
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10 changes: 9 additions & 1 deletion tabulate.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@
from __future__ import print_function
from __future__ import unicode_literals
from collections import namedtuple
from decimal import Decimal
import sys
import re
import math
Expand Down Expand Up @@ -996,7 +997,14 @@ def _format(val, valtype, floatfmt, missingval="", has_invisible=True):
formatted_val = format(float(raw_val), floatfmt)
return val.replace(raw_val, formatted_val)
else:
return format(float(val), floatfmt)
try:
if "f" in floatfmt and float('-inf') < float(val) < float('inf'):
val = Decimal(str(val))
else:
val = float(val)
except (OverflowError, ValueError):
val = float(val)
return format(val, floatfmt)
else:
return "{0}".format(val)

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6 changes: 6 additions & 0 deletions test/test_output.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1428,6 +1428,12 @@ def test_floatfmt_multi():
assert_equal(expected, result)


def test_floatfmt_precision():
result = tabulate([["99999998999.999980", 1234.5, 1.2345678, "inf"]], floatfmt=".6f", tablefmt="plain")
expected = "99999998999.999980 1234.500000 1.234568 inf"
assert_equal(expected, result)


def test_colalign_multi():
"Output: string columns with custom colalign"
result = tabulate(
Expand Down