Imported Upstream version 0.8.1
This commit is contained in:
commit
f5de339cbc
3 changed files with 673 additions and 0 deletions
23
PKG-INFO
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23
PKG-INFO
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Metadata-Version: 1.1
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Name: texttable
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Version: 0.8.1
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Summary: module for creating simple ASCII tables
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Home-page: http://foutaise.org/code/
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Author: Gerome Fournier
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Author-email: jef(at)foutaise.org
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License: LGPL
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Download-URL: http://foutaise.org/code/texttable/texttable-0.8.1.tar.gz
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Description: texttable is a module to generate a formatted text table, using ASCII
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characters.
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Platform: any
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Classifier: Development Status :: 4 - Beta
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Classifier: Environment :: Console
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Classifier: Intended Audience :: Developers
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Classifier: Intended Audience :: End Users/Desktop
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Classifier: License :: OSI Approved :: GNU Library or Lesser General Public License (LGPL)
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Classifier: Operating System :: Microsoft :: Windows
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Classifier: Operating System :: POSIX
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Classifier: Operating System :: MacOS
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Classifier: Topic :: Software Development :: Libraries :: Python Modules
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Classifier: Topic :: Text Processing
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Classifier: Topic :: Utilities
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59
setup.py
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59
setup.py
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#!/usr/bin/env python
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#
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# texttable - module for creating simple ASCII tables
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# Copyright (C) 2003-2011 Gerome Fournier <jef(at)foutaise.org>
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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DESCRIPTION = "module for creating simple ASCII tables"
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LONG_DESCRIPTION = """\
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texttable is a module to generate a formatted text table, using ASCII
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characters."""
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import sys
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from distutils.core import setup
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if sys.version < '2.2.3':
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from distutils.dist import DistributionMetadata
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DistributionMetadata.classifiers = None
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DistributionMetadata.download_url = None
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setup(
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name = "texttable",
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version = "0.8.1",
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author = "Gerome Fournier",
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author_email = "jef(at)foutaise.org",
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url = "http://foutaise.org/code/",
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download_url = "http://foutaise.org/code/texttable/texttable-0.8.1.tar.gz",
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license = "LGPL",
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py_modules = ["texttable"],
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description = DESCRIPTION,
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long_description = LONG_DESCRIPTION,
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platforms = "any",
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classifiers = [
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'Development Status :: 4 - Beta',
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'Environment :: Console',
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'Intended Audience :: Developers',
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'Intended Audience :: End Users/Desktop',
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'License :: OSI Approved :: GNU Library or Lesser General Public License (LGPL)',
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'Operating System :: Microsoft :: Windows',
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'Operating System :: POSIX',
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'Operating System :: MacOS',
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'Topic :: Software Development :: Libraries :: Python Modules',
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'Topic :: Text Processing',
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'Topic :: Utilities',
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]
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)
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591
texttable.py
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591
texttable.py
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#!/usr/bin/env python
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#
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# texttable - module for creating simple ASCII tables
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# Copyright (C) 2003-2011 Gerome Fournier <jef(at)foutaise.org>
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
|
||||
# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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"""module for creating simple ASCII tables
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Example:
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table = Texttable()
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table.set_cols_align(["l", "r", "c"])
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table.set_cols_valign(["t", "m", "b"])
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table.add_rows([ ["Name", "Age", "Nickname"],
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["Mr\\nXavier\\nHuon", 32, "Xav'"],
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["Mr\\nBaptiste\\nClement", 1, "Baby"] ])
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print table.draw() + "\\n"
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table = Texttable()
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table.set_deco(Texttable.HEADER)
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table.set_cols_dtype(['t', # text
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'f', # float (decimal)
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'e', # float (exponent)
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'i', # integer
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'a']) # automatic
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table.set_cols_align(["l", "r", "r", "r", "l"])
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table.add_rows([["text", "float", "exp", "int", "auto"],
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["abcd", "67", 654, 89, 128.001],
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["efghijk", 67.5434, .654, 89.6, 12800000000000000000000.00023],
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["lmn", 5e-78, 5e-78, 89.4, .000000000000128],
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["opqrstu", .023, 5e+78, 92., 12800000000000000000000]])
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print table.draw()
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Result:
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+----------+-----+----------+
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| Name | Age | Nickname |
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+==========+=====+==========+
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| Mr | | |
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| Xavier | 32 | |
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| Huon | | Xav' |
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+----------+-----+----------+
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| Mr | | |
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| Baptiste | 1 | |
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| Clement | | Baby |
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+----------+-----+----------+
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text float exp int auto
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===========================================
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abcd 67.000 6.540e+02 89 128.001
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efgh 67.543 6.540e-01 90 1.280e+22
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ijkl 0.000 5.000e-78 89 0.000
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mnop 0.023 5.000e+78 92 1.280e+22
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"""
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__all__ = ["Texttable", "ArraySizeError"]
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__author__ = 'Gerome Fournier <jef(at)foutaise.org>'
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__license__ = 'LGPL'
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__version__ = '0.8.1'
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__credits__ = """\
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Jeff Kowalczyk:
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- textwrap improved import
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- comment concerning header output
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Anonymous:
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- add_rows method, for adding rows in one go
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Sergey Simonenko:
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- redefined len() function to deal with non-ASCII characters
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Roger Lew:
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- columns datatype specifications
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Brian Peterson:
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- better handling of unicode errors
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"""
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import sys
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import string
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try:
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if sys.version >= '2.3':
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import textwrap
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elif sys.version >= '2.2':
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from optparse import textwrap
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else:
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from optik import textwrap
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except ImportError:
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sys.stderr.write("Can't import textwrap module!\n")
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raise
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try:
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True, False
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except NameError:
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(True, False) = (1, 0)
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def len(iterable):
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"""Redefining len here so it will be able to work with non-ASCII characters
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"""
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if not isinstance(iterable, str):
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return iterable.__len__()
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try:
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return len(unicode(iterable, 'utf'))
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except:
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return iterable.__len__()
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class ArraySizeError(Exception):
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"""Exception raised when specified rows don't fit the required size
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"""
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def __init__(self, msg):
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self.msg = msg
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Exception.__init__(self, msg, '')
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def __str__(self):
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return self.msg
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class Texttable:
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BORDER = 1
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HEADER = 1 << 1
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HLINES = 1 << 2
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VLINES = 1 << 3
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def __init__(self, max_width=80):
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"""Constructor
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- max_width is an integer, specifying the maximum width of the table
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- if set to 0, size is unlimited, therefore cells won't be wrapped
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"""
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if max_width <= 0:
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max_width = False
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self._max_width = max_width
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self._precision = 3
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self._deco = Texttable.VLINES | Texttable.HLINES | Texttable.BORDER | \
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Texttable.HEADER
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self.set_chars(['-', '|', '+', '='])
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self.reset()
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def reset(self):
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"""Reset the instance
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- reset rows and header
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"""
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self._hline_string = None
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self._row_size = None
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self._header = []
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self._rows = []
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def set_chars(self, array):
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"""Set the characters used to draw lines between rows and columns
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- the array should contain 4 fields:
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[horizontal, vertical, corner, header]
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- default is set to:
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['-', '|', '+', '=']
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"""
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if len(array) != 4:
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raise ArraySizeError, "array should contain 4 characters"
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array = [ x[:1] for x in [ str(s) for s in array ] ]
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(self._char_horiz, self._char_vert,
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self._char_corner, self._char_header) = array
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def set_deco(self, deco):
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"""Set the table decoration
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- 'deco' can be a combinaison of:
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Texttable.BORDER: Border around the table
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Texttable.HEADER: Horizontal line below the header
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Texttable.HLINES: Horizontal lines between rows
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Texttable.VLINES: Vertical lines between columns
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All of them are enabled by default
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- example:
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Texttable.BORDER | Texttable.HEADER
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"""
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self._deco = deco
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def set_cols_align(self, array):
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"""Set the desired columns alignment
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- the elements of the array should be either "l", "c" or "r":
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* "l": column flushed left
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* "c": column centered
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* "r": column flushed right
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"""
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self._check_row_size(array)
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self._align = array
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def set_cols_valign(self, array):
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"""Set the desired columns vertical alignment
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- the elements of the array should be either "t", "m" or "b":
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* "t": column aligned on the top of the cell
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* "m": column aligned on the middle of the cell
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* "b": column aligned on the bottom of the cell
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"""
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self._check_row_size(array)
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self._valign = array
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def set_cols_dtype(self, array):
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"""Set the desired columns datatype for the cols.
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- the elements of the array should be either "a", "t", "f", "e" or "i":
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* "a": automatic (try to use the most appropriate datatype)
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* "t": treat as text
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* "f": treat as float in decimal format
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* "e": treat as float in exponential format
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* "i": treat as int
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- by default, automatic datatyping is used for each column
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"""
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self._check_row_size(array)
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self._dtype = array
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def set_cols_width(self, array):
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"""Set the desired columns width
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- the elements of the array should be integers, specifying the
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width of each column. For example:
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[10, 20, 5]
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"""
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self._check_row_size(array)
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try:
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array = map(int, array)
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if reduce(min, array) <= 0:
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raise ValueError
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except ValueError:
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sys.stderr.write("Wrong argument in column width specification\n")
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raise
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self._width = array
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def set_precision(self, width):
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"""Set the desired precision for float/exponential formats
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- width must be an integer >= 0
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- default value is set to 3
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"""
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if not type(width) is int or width < 0:
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raise ValueError('width must be an integer greater then 0')
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self._precision = width
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def header(self, array):
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"""Specify the header of the table
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"""
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self._check_row_size(array)
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self._header = map(str, array)
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def add_row(self, array):
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"""Add a row in the rows stack
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- cells can contain newlines and tabs
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"""
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self._check_row_size(array)
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if not hasattr(self, "_dtype"):
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self._dtype = ["a"] * self._row_size
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|
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cells = []
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for i,x in enumerate(array):
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cells.append(self._str(i,x))
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self._rows.append(cells)
|
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|
||||
def add_rows(self, rows, header=True):
|
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"""Add several rows in the rows stack
|
||||
|
||||
- The 'rows' argument can be either an iterator returning arrays,
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or a by-dimensional array
|
||||
- 'header' specifies if the first row should be used as the header
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of the table
|
||||
"""
|
||||
|
||||
# nb: don't use 'iter' on by-dimensional arrays, to get a
|
||||
# usable code for python 2.1
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if header:
|
||||
if hasattr(rows, '__iter__') and hasattr(rows, 'next'):
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self.header(rows.next())
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||||
else:
|
||||
self.header(rows[0])
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rows = rows[1:]
|
||||
for row in rows:
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self.add_row(row)
|
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|
||||
def draw(self):
|
||||
"""Draw the table
|
||||
|
||||
- the table is returned as a whole string
|
||||
"""
|
||||
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||||
if not self._header and not self._rows:
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||||
return
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self._compute_cols_width()
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||||
self._check_align()
|
||||
out = ""
|
||||
if self._has_border():
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||||
out += self._hline()
|
||||
if self._header:
|
||||
out += self._draw_line(self._header, isheader=True)
|
||||
if self._has_header():
|
||||
out += self._hline_header()
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||||
length = 0
|
||||
for row in self._rows:
|
||||
length += 1
|
||||
out += self._draw_line(row)
|
||||
if self._has_hlines() and length < len(self._rows):
|
||||
out += self._hline()
|
||||
if self._has_border():
|
||||
out += self._hline()
|
||||
return out[:-1]
|
||||
|
||||
def _str(self, i, x):
|
||||
"""Handles string formatting of cell data
|
||||
|
||||
i - index of the cell datatype in self._dtype
|
||||
x - cell data to format
|
||||
"""
|
||||
try:
|
||||
f = float(x)
|
||||
except:
|
||||
return str(x)
|
||||
|
||||
n = self._precision
|
||||
dtype = self._dtype[i]
|
||||
|
||||
if dtype == 'i':
|
||||
return str(int(round(f)))
|
||||
elif dtype == 'f':
|
||||
return '%.*f' % (n, f)
|
||||
elif dtype == 'e':
|
||||
return '%.*e' % (n, f)
|
||||
elif dtype == 't':
|
||||
return str(x)
|
||||
else:
|
||||
if f - round(f) == 0:
|
||||
if abs(f) > 1e8:
|
||||
return '%.*e' % (n, f)
|
||||
else:
|
||||
return str(int(round(f)))
|
||||
else:
|
||||
if abs(f) > 1e8:
|
||||
return '%.*e' % (n, f)
|
||||
else:
|
||||
return '%.*f' % (n, f)
|
||||
|
||||
def _check_row_size(self, array):
|
||||
"""Check that the specified array fits the previous rows size
|
||||
"""
|
||||
|
||||
if not self._row_size:
|
||||
self._row_size = len(array)
|
||||
elif self._row_size != len(array):
|
||||
raise ArraySizeError, "array should contain %d elements" \
|
||||
% self._row_size
|
||||
|
||||
def _has_vlines(self):
|
||||
"""Return a boolean, if vlines are required or not
|
||||
"""
|
||||
|
||||
return self._deco & Texttable.VLINES > 0
|
||||
|
||||
def _has_hlines(self):
|
||||
"""Return a boolean, if hlines are required or not
|
||||
"""
|
||||
|
||||
return self._deco & Texttable.HLINES > 0
|
||||
|
||||
def _has_border(self):
|
||||
"""Return a boolean, if border is required or not
|
||||
"""
|
||||
|
||||
return self._deco & Texttable.BORDER > 0
|
||||
|
||||
def _has_header(self):
|
||||
"""Return a boolean, if header line is required or not
|
||||
"""
|
||||
|
||||
return self._deco & Texttable.HEADER > 0
|
||||
|
||||
def _hline_header(self):
|
||||
"""Print header's horizontal line
|
||||
"""
|
||||
|
||||
return self._build_hline(True)
|
||||
|
||||
def _hline(self):
|
||||
"""Print an horizontal line
|
||||
"""
|
||||
|
||||
if not self._hline_string:
|
||||
self._hline_string = self._build_hline()
|
||||
return self._hline_string
|
||||
|
||||
def _build_hline(self, is_header=False):
|
||||
"""Return a string used to separated rows or separate header from
|
||||
rows
|
||||
"""
|
||||
horiz = self._char_horiz
|
||||
if (is_header):
|
||||
horiz = self._char_header
|
||||
# compute cell separator
|
||||
s = "%s%s%s" % (horiz, [horiz, self._char_corner][self._has_vlines()],
|
||||
horiz)
|
||||
# build the line
|
||||
l = string.join([horiz * n for n in self._width], s)
|
||||
# add border if needed
|
||||
if self._has_border():
|
||||
l = "%s%s%s%s%s\n" % (self._char_corner, horiz, l, horiz,
|
||||
self._char_corner)
|
||||
else:
|
||||
l += "\n"
|
||||
return l
|
||||
|
||||
def _len_cell(self, cell):
|
||||
"""Return the width of the cell
|
||||
|
||||
Special characters are taken into account to return the width of the
|
||||
cell, such like newlines and tabs
|
||||
"""
|
||||
|
||||
cell_lines = cell.split('\n')
|
||||
maxi = 0
|
||||
for line in cell_lines:
|
||||
length = 0
|
||||
parts = line.split('\t')
|
||||
for part, i in zip(parts, range(1, len(parts) + 1)):
|
||||
length = length + len(part)
|
||||
if i < len(parts):
|
||||
length = (length/8 + 1) * 8
|
||||
maxi = max(maxi, length)
|
||||
return maxi
|
||||
|
||||
def _compute_cols_width(self):
|
||||
"""Return an array with the width of each column
|
||||
|
||||
If a specific width has been specified, exit. If the total of the
|
||||
columns width exceed the table desired width, another width will be
|
||||
computed to fit, and cells will be wrapped.
|
||||
"""
|
||||
|
||||
if hasattr(self, "_width"):
|
||||
return
|
||||
maxi = []
|
||||
if self._header:
|
||||
maxi = [ self._len_cell(x) for x in self._header ]
|
||||
for row in self._rows:
|
||||
for cell,i in zip(row, range(len(row))):
|
||||
try:
|
||||
maxi[i] = max(maxi[i], self._len_cell(cell))
|
||||
except (TypeError, IndexError):
|
||||
maxi.append(self._len_cell(cell))
|
||||
items = len(maxi)
|
||||
length = reduce(lambda x,y: x+y, maxi)
|
||||
if self._max_width and length + items * 3 + 1 > self._max_width:
|
||||
maxi = [(self._max_width - items * 3 -1) / items \
|
||||
for n in range(items)]
|
||||
self._width = maxi
|
||||
|
||||
def _check_align(self):
|
||||
"""Check if alignment has been specified, set default one if not
|
||||
"""
|
||||
|
||||
if not hasattr(self, "_align"):
|
||||
self._align = ["l"] * self._row_size
|
||||
if not hasattr(self, "_valign"):
|
||||
self._valign = ["t"] * self._row_size
|
||||
|
||||
def _draw_line(self, line, isheader=False):
|
||||
"""Draw a line
|
||||
|
||||
Loop over a single cell length, over all the cells
|
||||
"""
|
||||
|
||||
line = self._splitit(line, isheader)
|
||||
space = " "
|
||||
out = ""
|
||||
for i in range(len(line[0])):
|
||||
if self._has_border():
|
||||
out += "%s " % self._char_vert
|
||||
length = 0
|
||||
for cell, width, align in zip(line, self._width, self._align):
|
||||
length += 1
|
||||
cell_line = cell[i]
|
||||
fill = width - len(cell_line)
|
||||
if isheader:
|
||||
align = "c"
|
||||
if align == "r":
|
||||
out += "%s " % (fill * space + cell_line)
|
||||
elif align == "c":
|
||||
out += "%s " % (fill/2 * space + cell_line \
|
||||
+ (fill/2 + fill%2) * space)
|
||||
else:
|
||||
out += "%s " % (cell_line + fill * space)
|
||||
if length < len(line):
|
||||
out += "%s " % [space, self._char_vert][self._has_vlines()]
|
||||
out += "%s\n" % ['', self._char_vert][self._has_border()]
|
||||
return out
|
||||
|
||||
def _splitit(self, line, isheader):
|
||||
"""Split each element of line to fit the column width
|
||||
|
||||
Each element is turned into a list, result of the wrapping of the
|
||||
string to the desired width
|
||||
"""
|
||||
|
||||
line_wrapped = []
|
||||
for cell, width in zip(line, self._width):
|
||||
array = []
|
||||
for c in cell.split('\n'):
|
||||
try:
|
||||
c = unicode(c, 'utf')
|
||||
except UnicodeDecodeError, strerror:
|
||||
sys.stderr.write("UnicodeDecodeError exception for string '%s': %s\n" % (c, strerror))
|
||||
c = unicode(c, 'utf', 'replace')
|
||||
array.extend(textwrap.wrap(c, width))
|
||||
line_wrapped.append(array)
|
||||
max_cell_lines = reduce(max, map(len, line_wrapped))
|
||||
for cell, valign in zip(line_wrapped, self._valign):
|
||||
if isheader:
|
||||
valign = "t"
|
||||
if valign == "m":
|
||||
missing = max_cell_lines - len(cell)
|
||||
cell[:0] = [""] * (missing / 2)
|
||||
cell.extend([""] * (missing / 2 + missing % 2))
|
||||
elif valign == "b":
|
||||
cell[:0] = [""] * (max_cell_lines - len(cell))
|
||||
else:
|
||||
cell.extend([""] * (max_cell_lines - len(cell)))
|
||||
return line_wrapped
|
||||
|
||||
if __name__ == '__main__':
|
||||
table = Texttable()
|
||||
table.set_cols_align(["l", "r", "c"])
|
||||
table.set_cols_valign(["t", "m", "b"])
|
||||
table.add_rows([ ["Name", "Age", "Nickname"],
|
||||
["Mr\nXavier\nHuon", 32, "Xav'"],
|
||||
["Mr\nBaptiste\nClement", 1, "Baby"] ])
|
||||
print table.draw() + "\n"
|
||||
|
||||
table = Texttable()
|
||||
table.set_deco(Texttable.HEADER)
|
||||
table.set_cols_dtype(['t', # text
|
||||
'f', # float (decimal)
|
||||
'e', # float (exponent)
|
||||
'i', # integer
|
||||
'a']) # automatic
|
||||
table.set_cols_align(["l", "r", "r", "r", "l"])
|
||||
table.add_rows([["text", "float", "exp", "int", "auto"],
|
||||
["abcd", "67", 654, 89, 128.001],
|
||||
["efghijk", 67.5434, .654, 89.6, 12800000000000000000000.00023],
|
||||
["lmn", 5e-78, 5e-78, 89.4, .000000000000128],
|
||||
["opqrstu", .023, 5e+78, 92., 12800000000000000000000]])
|
||||
print table.draw()
|
Loading…
Reference in a new issue