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68 lines
2.2 KiB
Python
68 lines
2.2 KiB
Python
# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, write to the Free Software Foundation, Inc.,
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# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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"""utilities methods and classes for reporters
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Copyright (c) 2000-2003 LOGILAB S.A. (Paris, FRANCE).
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http://www.logilab.fr/ -- mailto:contact@logilab.fr
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"""
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__revision__ = "$Id: __init__.py,v 1.14 2005-01-20 15:12:56 syt Exp $"
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import sys
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CMPS = ['=', '-', '+']
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def diff_string(old, new):
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"""given a old and new int value, return a string representing the
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difference
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"""
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diff = abs(old - new)
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diff_str = "%s%s" % (CMPS[cmp(old, new)], diff and ('%.2f' % diff) or '')
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return diff_str
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class EmptyReport(Exception):
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"""raised when a report is empty and so should not be displayed"""
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class BaseReporter:
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"""base class for reporters"""
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extension = ''
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def __init__(self, output=sys.stdout):
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self.linter = None
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self.include_ids = None
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self.section = 0
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self.out = None
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self.set_output(output)
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def set_output(self, output):
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"""set output stream"""
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self.out = output
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def writeln(self, string=''):
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"""write a line in the output buffer"""
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print >> self.out, string
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def display_results(self, layout):
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"""display results encapsulated in the layout tree"""
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self.section = 0
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if self.include_ids and hasattr(layout, 'report_id'):
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layout.children[0].children[0].data += ' (%s)' % layout.report_id
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self._display(layout)
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def _display(self, layout):
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"""display the layout"""
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raise NotImplementedError()
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