From 22b85b3ef85c50ce5053acb2860df858d040eb07 Mon Sep 17 00:00:00 2001 From: Eric Smith Date: Thu, 17 Jul 2008 19:18:29 +0000 Subject: Backed out r65073, pending fixing it in Windows. --- Doc/library/stdtypes.rst | 4 ++-- Doc/library/string.rst | 7 +++---- Lib/test/test_format.py | 11 ----------- Lib/test/test_types.py | 12 ++---------- Misc/NEWS | 3 --- Objects/stringlib/formatter.h | 12 ++++++------ Objects/unicodeobject.c | 13 +++++-------- 7 files changed, 18 insertions(+), 44 deletions(-) diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst index 5a20969..47bf42c 100644 --- a/Doc/library/stdtypes.rst +++ b/Doc/library/stdtypes.rst @@ -1223,9 +1223,9 @@ The conversion types are: +------------+-----------------------------------------------------+-------+ | ``'E'`` | Floating point exponential format (uppercase). | \(3) | +------------+-----------------------------------------------------+-------+ -| ``'f'`` | Floating point decimal format (lowercase). | \(3) | +| ``'f'`` | Floating point decimal format. | \(3) | +------------+-----------------------------------------------------+-------+ -| ``'F'`` | Floating point decimal format (uppercase). | \(3) | +| ``'F'`` | Floating point decimal format. | \(3) | +------------+-----------------------------------------------------+-------+ | ``'g'`` | Floating point format. Uses lowercase exponential | \(4) | | | format if exponent is less than -4 or not less than | | diff --git a/Doc/library/string.rst b/Doc/library/string.rst index 1946979..07a2c4b 100644 --- a/Doc/library/string.rst +++ b/Doc/library/string.rst @@ -402,14 +402,13 @@ The available presentation types for floating point and decimal values are: | ``'e'`` | Exponent notation. Prints the number in scientific | | | notation using the letter 'e' to indicate the exponent. | +---------+----------------------------------------------------------+ - | ``'E'`` | Exponent notation. Same as ``'e'`` except it converts | - | | the number to upper case. | + | ``'E'`` | Exponent notation. Same as ``'e'`` except it uses an | + | | upper case 'E' as the separator character. | +---------+----------------------------------------------------------+ | ``'f'`` | Fixed point. Displays the number as a fixed-point | | | number. | +---------+----------------------------------------------------------+ - | ``'F'`` | Fixed point. Same as ``'f'`` except it converts the | - | | number to upper case. | + | ``'F'`` | Fixed point. Same as ``'f'``. | +---------+----------------------------------------------------------+ | ``'g'`` | General format. This prints the number as a fixed-point | | | number, unless the number is too large, in which case | diff --git a/Lib/test/test_format.py b/Lib/test/test_format.py index 30b07d8..6d32e86 100644 --- a/Lib/test/test_format.py +++ b/Lib/test/test_format.py @@ -79,17 +79,6 @@ class FormatTest(unittest.TestCase): testformat("%#.*f", (110, -1.e+100/3.)) testformat("%#.*F", (110, -1.e+100/3.)) overflowrequired = 0 - # check for %f and %F - testformat("%f", (1.0,), "1.000000") - testformat("%F", (1.0,), "1.000000") - testformat("%f", (1e100,), "1e+100") - testformat("%F", (1e100,), "1E+100") - testformat("%f", (1e100,), "1e+100") - testformat("%F", (1e100,), "1E+100") - testformat("%f", (float('nan'),), "nan") - testformat("%F", (float('nan'),), "NAN") - testformat("%f", (float('inf'),), "inf") - testformat("%F", (float('inf'),), "INF") # Formatting of integers. Overflow is not ok overflowok = 0 testformat("%x", 10, "a") diff --git a/Lib/test/test_types.py b/Lib/test/test_types.py index 4db1184..1b8e605 100644 --- a/Lib/test/test_types.py +++ b/Lib/test/test_types.py @@ -514,17 +514,9 @@ class TypesTests(unittest.TestCase): test( 1.0, '+f', '+1.000000') test(-1.0, '+f', '-1.000000') test(1.1234e90, 'f', '1.1234e+90') - test(1.1234e90, 'F', '1.1234E+90') + test(1.1234e90, 'F', '1.1234e+90') test(1.1234e200, 'f', '1.1234e+200') - test(1.1234e200, 'F', '1.1234E+200') - test(1e100, 'x<20f', '1e+100xxxxxxxxxxxxxx') - test(1e100, 'x<20F', '1E+100xxxxxxxxxxxxxx') - test(float('nan'), 'f', 'nan') - test(float('nan'), 'F', 'NAN') - test(float('inf'), 'f', 'inf') - test(float('inf'), 'F', 'INF') - test(float('-inf'), 'f', '-inf') - test(float('-inf'), 'F', '-INF') + test(1.1234e200, 'F', '1.1234e+200') test( 1.0, 'e', '1.000000e+00') test(-1.0, 'e', '-1.000000e+00') diff --git a/Misc/NEWS b/Misc/NEWS index 232d5c3..5628940 100644 --- a/Misc/NEWS +++ b/Misc/NEWS @@ -12,9 +12,6 @@ What's new in Python 3.0b2? Core and Builtins ----------------- -- Issue #3382: Make '%F' and float.__format__('F') convert results - to uppercase. - - Issue #3008: the float type has a new instance method 'float.hex' and a new class method 'float.fromhex' to convert floating-point numbers to and from hexadecimal strings, respectively. diff --git a/Objects/stringlib/formatter.h b/Objects/stringlib/formatter.h index d8cb171..b964435 100644 --- a/Objects/stringlib/formatter.h +++ b/Objects/stringlib/formatter.h @@ -741,6 +741,10 @@ format_float_internal(PyObject *value, /* first, do the conversion as 8-bit chars, using the platform's snprintf. then, if needed, convert to unicode. */ + /* 'F' is the same as 'f', per the PEP */ + if (type == 'F') + type = 'f'; + x = PyFloat_AsDouble(value); if (x == -1.0 && PyErr_Occurred()) @@ -754,12 +758,8 @@ format_float_internal(PyObject *value, if (precision < 0) precision = 6; - if ((type == 'f' || type == 'F') && (fabs(x) / 1e25) >= 1e25) { - if (type == 'f') - type = 'g'; - else - type = 'G'; - } + if (type == 'f' && (fabs(x) / 1e25) >= 1e25) + type = 'g'; /* cast "type", because if we're in unicode we need to pass a 8-bit char. this is safe, because we've restricted what "type" diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c index 85d838c..b0b525a 100644 --- a/Objects/unicodeobject.c +++ b/Objects/unicodeobject.c @@ -8588,12 +8588,8 @@ formatfloat(Py_UNICODE *buf, return -1; if (prec < 0) prec = 6; - if ((type == 'f' || type == 'F') && (fabs(x) / 1e25) >= 1e25) { - if (type == 'f') - type = 'g'; - else - type = 'G'; - } + if (type == 'f' && (fabs(x) / 1e25) >= 1e25) + type = 'g'; /* Worst case length calc to ensure no buffer overrun: 'g' formats: @@ -8612,8 +8608,7 @@ formatfloat(Py_UNICODE *buf, */ if (((type == 'g' || type == 'G') && buflen <= (size_t)10 + (size_t)prec) || - ((type == 'f' || type == 'F') && - buflen <= (size_t)53 + (size_t)prec)) { + (type == 'f' && buflen <= (size_t)53 + (size_t)prec)) { PyErr_SetString(PyExc_OverflowError, "formatted float is too long (precision too large?)"); return -1; @@ -9096,6 +9091,8 @@ PyObject *PyUnicode_Format(PyObject *format, case 'F': case 'g': case 'G': + if (c == 'F') + c = 'f'; pbuf = formatbuf; len = formatfloat(pbuf, sizeof(formatbuf)/sizeof(Py_UNICODE), flags, prec, c, v); -- cgit v0.12