pax_global_header00006660000000000000000000000064121020010000014462gustar00rootroot0000000000000052 comment=c5d8ae68758dd48d8a776214080caa88bc036644 python-unicodecsv-0.9.4/000077500000000000000000000000001210200100000151555ustar00rootroot00000000000000python-unicodecsv-0.9.4/.gitignore000066400000000000000000000001231210200100000171410ustar00rootroot00000000000000.DS_Store .tox unittest2*.egg *.pyc .directory venv/ *.log build/ dist/ *.egg-info/python-unicodecsv-0.9.4/LICENSE000066400000000000000000000027151210200100000161670ustar00rootroot00000000000000Copyright 2010 Jeremy Dunck. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED BY JEREMY DUNCK ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JEREMY DUNCK OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. The views and conclusions contained in the software and documentation are those of the authors and should not be interpreted as representing official policies, either expressed or implied, of Jeremy Dunck.python-unicodecsv-0.9.4/MANIFEST.in000066400000000000000000000000231210200100000167060ustar00rootroot00000000000000include README.rst python-unicodecsv-0.9.4/README.rst000066400000000000000000000013621210200100000166460ustar00rootroot00000000000000unicodecsv ========== The unicodecsv is a drop-in replacement for Python 2's csv module which supports unicode strings without a hassle. More fully ---------- Python 2's csv module doesn't easily deal with unicode strings, leading to the dreaded "'ascii' codec can't encode characters in position ..." exception. You can work around it by encoding everything just before calling write (or just after read), but why not add support to the serializer? :: >>> import unicodecsv >>> from cStringIO import StringIO >>> f = StringIO() >>> w = unicodecsv.writer(f, encoding='utf-8') >>> w.writerow((u'é', u'ñ')) >>> f.seek(0) >>> r = unicodecsv.reader(f, encoding='utf-8') >>> row = r.next() >>> print row[0], row[1] é ñ python-unicodecsv-0.9.4/runtests.py000066400000000000000000000005301210200100000174140ustar00rootroot00000000000000import unittest2 import doctest def get_suite(): loader = unittest2.TestLoader() suite = loader.discover('unicodecsv') suite.addTest(doctest.DocTestSuite('unicodecsv')) return suite if __name__ == '__main__': result = unittest2.TestResult() get_suite().run(result) for error in result.errors: print error python-unicodecsv-0.9.4/setup.py000077500000000000000000000021611210200100000166720ustar00rootroot00000000000000#!/usr/bin/env python import os from setuptools import setup, find_packages version = __import__('unicodecsv').__version__ setup( name='unicodecsv', version=version, description="Python2's stdlib csv module is nice, but it doesn't support unicode. This module is a drop-in replacement which *does*.", long_description=open(os.path.join(os.path.dirname(__file__), 'README.rst'), 'r').read(), author='Jeremy Dunck', author_email='jdunck@gmail.com', url='https://github.com/jdunck/python-unicodecsv', packages=find_packages(), tests_require=['unittest2>=0.5.1'], test_suite='runtests.get_suite', license='BSD License', classifiers=['Development Status :: 5 - Production/Stable', 'Intended Audience :: Developers', 'License :: OSI Approved :: BSD License', 'Natural Language :: English', 'Programming Language :: Python :: 2.5', 'Programming Language :: Python :: 2.6', 'Programming Language :: Python :: 2.7', 'Programming Language :: Python :: Implementation :: CPython',], ) python-unicodecsv-0.9.4/tox.ini000066400000000000000000000003071210200100000164700ustar00rootroot00000000000000[tox] envlist = py25, py26, py27 [testenv] commands = python setup.py test [testenv:py25] basepython = python2.5 [testenv:py26] basepython = python2.6 [testenv:py27] basepython = python2.7 python-unicodecsv-0.9.4/unicodecsv/000077500000000000000000000000001210200100000173175ustar00rootroot00000000000000python-unicodecsv-0.9.4/unicodecsv/__init__.py000066400000000000000000000146631210200100000214420ustar00rootroot00000000000000# -*- coding: utf-8 -*- import csv from itertools import izip #http://semver.org/ VERSION = (0, 9, 4) __version__ = ".".join(map(str,VERSION)) pass_throughs = [ 'register_dialect', 'unregister_dialect', 'get_dialect', 'list_dialects', 'field_size_limit', 'Dialect', 'excel', 'excel_tab', 'Sniffer', 'QUOTE_ALL', 'QUOTE_MINIMAL', 'QUOTE_NONNUMERIC', 'QUOTE_NONE', 'Error' ] __all__ = [ 'reader', 'writer', 'DictReader', 'DictWriter', ] + pass_throughs for prop in pass_throughs: globals()[prop]=getattr(csv, prop) def _stringify(s, encoding, errors): if s is None: return '' if isinstance(s, unicode): return s.encode(encoding, errors) elif isinstance(s, (int , float)): pass #let csv.QUOTE_NONNUMERIC do its thing. elif not isinstance(s, str): s=str(s) return s def _stringify_list(l, encoding, errors='strict'): try: return [_stringify(s, encoding, errors) for s in iter(l)] except TypeError, e: raise csv.Error(str(e)) def _unicodify(s, encoding): if s is None: return None if isinstance(s, (unicode, int, float)): return s elif isinstance(s, str): return s.decode(encoding) return s class UnicodeWriter(object): """ >>> import unicodecsv >>> from cStringIO import StringIO >>> f = StringIO() >>> w = unicodecsv.writer(f, encoding='utf-8') >>> w.writerow((u'é', u'ñ')) >>> f.seek(0) >>> r = unicodecsv.reader(f, encoding='utf-8') >>> row = r.next() >>> row[0] == u'é' True >>> row[1] == u'ñ' True """ def __init__(self, f, dialect=csv.excel, encoding='utf-8', errors='strict', *args, **kwds): self.encoding = encoding self.writer = csv.writer(f, dialect, *args, **kwds) self.encoding_errors = errors def writerow(self, row): self.writer.writerow(_stringify_list(row, self.encoding, self.encoding_errors)) def writerows(self, rows): for row in rows: self.writerow(row) @property def dialect(self): return self.writer.dialect writer = UnicodeWriter class UnicodeReader(object): def __init__(self, f, dialect=None, encoding='utf-8', errors='strict', **kwds): format_params = ['delimiter', 'doublequote', 'escapechar', 'lineterminator', 'quotechar', 'quoting', 'skipinitialspace'] if dialect is None: if not any([kwd_name in format_params for kwd_name in kwds.keys()]): dialect = csv.excel self.reader = csv.reader(f, dialect, **kwds) self.encoding = encoding self.encoding_errors = errors def next(self): row = self.reader.next() encoding = self.encoding encoding_errors = self.encoding_errors float_ = float unicode_ = unicode return [(value if isinstance(value, float_) else unicode_(value, encoding, encoding_errors)) for value in row] def __iter__(self): return self @property def dialect(self): return self.reader.dialect @property def line_num(self): return self.reader.line_num reader = UnicodeReader class DictWriter(csv.DictWriter): """ >>> from cStringIO import StringIO >>> f = StringIO() >>> w = DictWriter(f, ['a', u'ñ', 'b'], restval=u'î') >>> w.writerow({'a':'1', u'ñ':'2'}) >>> w.writerow({'a':'1', u'ñ':'2', 'b':u'ø'}) >>> w.writerow({'a':u'é', u'ñ':'2'}) >>> f.seek(0) >>> r = DictReader(f, fieldnames=['a', u'ñ'], restkey='r') >>> r.next() == {'a': u'1', u'ñ':'2', 'r': [u'î']} True >>> r.next() == {'a': u'1', u'ñ':'2', 'r': [u'\xc3\xb8']} True >>> r.next() == {'a': u'\xc3\xa9', u'ñ':'2', 'r': [u'\xc3\xae']} True """ def __init__(self, csvfile, fieldnames, restval='', extrasaction='raise', dialect='excel', encoding='utf-8', errors='strict', *args, **kwds): self.encoding = encoding csv.DictWriter.__init__(self, csvfile, fieldnames, restval, extrasaction, dialect, *args, **kwds) self.writer = UnicodeWriter(csvfile, dialect, encoding=encoding, errors=errors, *args, **kwds) self.encoding_errors = errors def writeheader(self): fieldnames = _stringify_list(self.fieldnames, self.encoding, self.encoding_errors) header = dict(zip(self.fieldnames, self.fieldnames)) self.writerow(header) class DictReader(csv.DictReader): """ >>> from cStringIO import StringIO >>> f = StringIO() >>> w = DictWriter(f, fieldnames=['name', 'place']) >>> w.writerow({'name': 'Cary Grant', 'place': 'hollywood'}) >>> w.writerow({'name': 'Nathan Brillstone', 'place': u'øLand'}) >>> w.writerow({'name': u'Willam ø. Unicoder', 'place': u'éSpandland'}) >>> f.seek(0) >>> r = DictReader(f, fieldnames=['name', 'place']) >>> print r.next() == {'name': 'Cary Grant', 'place': 'hollywood'} True >>> print r.next() == {'name': 'Nathan Brillstone', 'place': u'øLand'} True >>> print r.next() == {'name': u'Willam ø. Unicoder', 'place': u'éSpandland'} True """ def __init__(self, csvfile, fieldnames=None, restkey=None, restval=None, dialect='excel', encoding='utf-8', errors='strict', *args, **kwds): if fieldnames is not None: fieldnames = _stringify_list(fieldnames, encoding) csv.DictReader.__init__(self, csvfile, fieldnames, restkey, restval, dialect, *args, **kwds) self.reader = UnicodeReader(csvfile, dialect, encoding=encoding, errors=errors, *args, **kwds) if fieldnames is None and not hasattr(csv.DictReader, 'fieldnames'): # Python 2.5 fieldnames workaround. (http://bugs.python.org/issue3436) reader = UnicodeReader(csvfile, dialect, encoding=encoding, *args, **kwds) self.fieldnames = _stringify_list(reader.next(), reader.encoding) self.unicode_fieldnames = [_unicodify(f, encoding) for f in self.fieldnames] self.unicode_restkey = _unicodify(restkey, encoding) def next(self): row = csv.DictReader.next(self) result = dict((uni_key, row[str_key]) for (str_key, uni_key) in izip(self.fieldnames, self.unicode_fieldnames)) rest = row.get(self.restkey) if rest: result[self.unicode_restkey] = rest return result python-unicodecsv-0.9.4/unicodecsv/test.py000066400000000000000000001007131210200100000206520ustar00rootroot00000000000000# -*- coding: utf-8 -*- # Copyright (C) 2001,2002 Python Software Foundation # csv package unit tests from codecs import EncodedFile import os import sys import unittest2 as unittest from StringIO import StringIO import tempfile import unicodecsv as csv class Test_Csv(unittest.TestCase): """ Test the underlying C csv parser in ways that are not appropriate from the high level interface. Further tests of this nature are done in TestDialectRegistry. """ def _test_arg_valid(self, ctor, arg): self.assertRaises(TypeError, ctor) self.assertRaises(TypeError, ctor, None) self.assertRaises(TypeError, ctor, arg, bad_attr = 0) self.assertRaises(TypeError, ctor, arg, delimiter = 0) self.assertRaises(TypeError, ctor, arg, delimiter = 'XX') self.assertRaises(csv.Error, ctor, arg, 'foo') self.assertRaises(TypeError, ctor, arg, delimiter=None) self.assertRaises(TypeError, ctor, arg, delimiter=1) self.assertRaises(TypeError, ctor, arg, quotechar=1) self.assertRaises(TypeError, ctor, arg, lineterminator=None) self.assertRaises(TypeError, ctor, arg, lineterminator=1) self.assertRaises(TypeError, ctor, arg, quoting=None) self.assertRaises(TypeError, ctor, arg, quoting=csv.QUOTE_ALL, quotechar='') self.assertRaises(TypeError, ctor, arg, quoting=csv.QUOTE_ALL, quotechar=None) def test_reader_arg_valid(self): self._test_arg_valid(csv.reader, []) def test_writer_arg_valid(self): self._test_arg_valid(csv.writer, StringIO()) def _test_default_attrs(self, ctor, *args): obj = ctor(*args) # Check defaults self.assertEqual(obj.dialect.delimiter, ',') self.assertEqual(obj.dialect.doublequote, True) self.assertEqual(obj.dialect.escapechar, None) self.assertEqual(obj.dialect.lineterminator, "\r\n") self.assertEqual(obj.dialect.quotechar, '"') self.assertEqual(obj.dialect.quoting, csv.QUOTE_MINIMAL) self.assertEqual(obj.dialect.skipinitialspace, False) self.assertEqual(obj.dialect.strict, False) # Try deleting or changing attributes (they are read-only) self.assertRaises(TypeError, delattr, obj.dialect, 'delimiter') self.assertRaises(TypeError, setattr, obj.dialect, 'delimiter', ':') self.assertRaises(AttributeError, delattr, obj.dialect, 'quoting') self.assertRaises(AttributeError, setattr, obj.dialect, 'quoting', None) def test_reader_attrs(self): self._test_default_attrs(csv.reader, []) def test_writer_attrs(self): self._test_default_attrs(csv.writer, StringIO()) def _test_kw_attrs(self, ctor, *args): # Now try with alternate options kwargs = dict(delimiter=':', doublequote=False, escapechar='\\', lineterminator='\r', quotechar='*', quoting=csv.QUOTE_NONE, skipinitialspace=True, strict=True) obj = ctor(*args, **kwargs) self.assertEqual(obj.dialect.delimiter, ':') self.assertEqual(obj.dialect.doublequote, False) self.assertEqual(obj.dialect.escapechar, '\\') self.assertEqual(obj.dialect.lineterminator, "\r") self.assertEqual(obj.dialect.quotechar, '*') self.assertEqual(obj.dialect.quoting, csv.QUOTE_NONE) self.assertEqual(obj.dialect.skipinitialspace, True) self.assertEqual(obj.dialect.strict, True) def test_reader_kw_attrs(self): self._test_kw_attrs(csv.reader, []) def test_writer_kw_attrs(self): self._test_kw_attrs(csv.writer, StringIO()) def _test_dialect_attrs(self, ctor, *args): # Now try with dialect-derived options class dialect: delimiter='-' doublequote=False escapechar='^' lineterminator='$' quotechar='#' quoting=csv.QUOTE_ALL skipinitialspace=True strict=False args = args + (dialect,) obj = ctor(*args) self.assertEqual(obj.dialect.delimiter, '-') self.assertEqual(obj.dialect.doublequote, False) self.assertEqual(obj.dialect.escapechar, '^') self.assertEqual(obj.dialect.lineterminator, "$") self.assertEqual(obj.dialect.quotechar, '#') self.assertEqual(obj.dialect.quoting, csv.QUOTE_ALL) self.assertEqual(obj.dialect.skipinitialspace, True) self.assertEqual(obj.dialect.strict, False) def test_reader_dialect_attrs(self): self._test_dialect_attrs(csv.reader, []) def test_writer_dialect_attrs(self): self._test_dialect_attrs(csv.writer, StringIO()) def _write_test(self, fields, expect, **kwargs): fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj, **kwargs) writer.writerow(fields) fileobj.seek(0) self.assertEqual(fileobj.read(), expect + writer.dialect.lineterminator) finally: fileobj.close() os.unlink(name) def test_write_arg_valid(self): self.assertRaises(csv.Error, self._write_test, None, '') self._write_test((), '') self._write_test([None], '""') self.assertRaises(csv.Error, self._write_test, [None], None, quoting = csv.QUOTE_NONE) # Check that exceptions are passed up the chain class BadList: def __len__(self): return 10; def __getitem__(self, i): if i > 2: raise IOError self.assertRaises(IOError, self._write_test, BadList(), '') class BadItem: def __str__(self): raise IOError self.assertRaises(IOError, self._write_test, [BadItem()], '') def test_write_bigfield(self): # This exercises the buffer realloc functionality bigstring = 'X' * 50000 self._write_test([bigstring,bigstring], '%s,%s' % \ (bigstring, bigstring)) def test_write_quoting(self): self._write_test(['a',1,'p,q'], 'a,1,"p,q"') self.assertRaises(csv.Error, self._write_test, ['a',1,'p,q'], 'a,1,p,q', quoting = csv.QUOTE_NONE) self._write_test(['a',1,'p,q'], 'a,1,"p,q"', quoting = csv.QUOTE_MINIMAL) self._write_test(['a',1,'p,q'], '"a",1,"p,q"', quoting = csv.QUOTE_NONNUMERIC) self._write_test(['a',1,'p,q'], '"a","1","p,q"', quoting = csv.QUOTE_ALL) self._write_test(['a\nb',1], '"a\nb","1"', quoting = csv.QUOTE_ALL) def test_write_escape(self): self._write_test(['a',1,'p,q'], 'a,1,"p,q"', escapechar='\\') self.assertRaises(csv.Error, self._write_test, ['a',1,'p,"q"'], 'a,1,"p,\\"q\\""', escapechar=None, doublequote=False) self._write_test(['a',1,'p,"q"'], 'a,1,"p,\\"q\\""', escapechar='\\', doublequote = False) self._write_test(['"'], '""""', escapechar='\\', quoting = csv.QUOTE_MINIMAL) self._write_test(['"'], '\\"', escapechar='\\', quoting = csv.QUOTE_MINIMAL, doublequote = False) self._write_test(['"'], '\\"', escapechar='\\', quoting = csv.QUOTE_NONE) self._write_test(['a',1,'p,q'], 'a,1,p\\,q', escapechar='\\', quoting = csv.QUOTE_NONE) def test_writerows(self): class BrokenFile: def write(self, buf): raise IOError writer = csv.writer(BrokenFile()) self.assertRaises(IOError, writer.writerows, [['a']]) fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj) self.assertRaises(TypeError, writer.writerows, None) writer.writerows([['a','b'],['c','d']]) fileobj.seek(0) self.assertEqual(fileobj.read(), "a,b\r\nc,d\r\n") finally: fileobj.close() os.unlink(name) def _read_test(self, input, expect, **kwargs): reader = csv.reader(input, **kwargs) result = list(reader) self.assertEqual(result, expect) def test_read_oddinputs(self): self._read_test([], []) self._read_test([''], [[]]) self.assertRaises(csv.Error, self._read_test, ['"ab"c'], None, strict = 1) # cannot handle null bytes for the moment self.assertRaises(csv.Error, self._read_test, ['ab\0c'], None, strict = 1) self._read_test(['"ab"c'], [['abc']], doublequote = 0) def test_read_eol(self): self._read_test(['a,b'], [['a','b']]) self._read_test(['a,b\n'], [['a','b']]) self._read_test(['a,b\r\n'], [['a','b']]) self._read_test(['a,b\r'], [['a','b']]) self.assertRaises(csv.Error, self._read_test, ['a,b\rc,d'], []) self.assertRaises(csv.Error, self._read_test, ['a,b\nc,d'], []) self.assertRaises(csv.Error, self._read_test, ['a,b\r\nc,d'], []) def test_read_escape(self): self._read_test(['a,\\b,c'], [['a', 'b', 'c']], escapechar='\\') self._read_test(['a,b\\,c'], [['a', 'b,c']], escapechar='\\') self._read_test(['a,"b\\,c"'], [['a', 'b,c']], escapechar='\\') self._read_test(['a,"b,\\c"'], [['a', 'b,c']], escapechar='\\') self._read_test(['a,"b,c\\""'], [['a', 'b,c"']], escapechar='\\') self._read_test(['a,"b,c"\\'], [['a', 'b,c\\']], escapechar='\\') def test_read_quoting(self): self._read_test(['1,",3,",5'], [['1', ',3,', '5']]) self._read_test(['1,",3,",5'], [['1', '"', '3', '"', '5']], quotechar=None, escapechar='\\') self._read_test(['1,",3,",5'], [['1', '"', '3', '"', '5']], quoting=csv.QUOTE_NONE, escapechar='\\') # will this fail where locale uses comma for decimals? self._read_test([',3,"5",7.3, 9'], [['', 3, '5', 7.3, 9]], quoting=csv.QUOTE_NONNUMERIC) self._read_test(['"a\nb", 7'], [['a\nb', ' 7']]) self.assertRaises(ValueError, self._read_test, ['abc,3'], [[]], quoting=csv.QUOTE_NONNUMERIC) def test_read_linenum(self): for r in (csv.reader(['line,1', 'line,2', 'line,3']), csv.DictReader(['line,1', 'line,2', 'line,3'], fieldnames=['a', 'b', 'c'])): self.assertEqual(r.line_num, 0) r.next() self.assertEqual(r.line_num, 1) r.next() self.assertEqual(r.line_num, 2) r.next() self.assertEqual(r.line_num, 3) self.assertRaises(StopIteration, r.next) self.assertEqual(r.line_num, 3) def test_roundtrip_quoteed_newlines(self): fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj) self.assertRaises(TypeError, writer.writerows, None) rows = [['a\nb','b'],['c','x\r\nd']] writer.writerows(rows) fileobj.seek(0) for i, row in enumerate(csv.reader(fileobj)): self.assertEqual(row, rows[i]) finally: fileobj.close() os.unlink(name) class TestDialectRegistry(unittest.TestCase): def test_registry_badargs(self): self.assertRaises(TypeError, csv.list_dialects, None) self.assertRaises(TypeError, csv.get_dialect) self.assertRaises(csv.Error, csv.get_dialect, None) self.assertRaises(csv.Error, csv.get_dialect, "nonesuch") self.assertRaises(TypeError, csv.unregister_dialect) self.assertRaises(csv.Error, csv.unregister_dialect, None) self.assertRaises(csv.Error, csv.unregister_dialect, "nonesuch") self.assertRaises(TypeError, csv.register_dialect, None) self.assertRaises(TypeError, csv.register_dialect, None, None) self.assertRaises(TypeError, csv.register_dialect, "nonesuch", 0, 0) self.assertRaises(TypeError, csv.register_dialect, "nonesuch", badargument=None) self.assertRaises(TypeError, csv.register_dialect, "nonesuch", quoting=None) self.assertRaises(TypeError, csv.register_dialect, []) def test_registry(self): class myexceltsv(csv.excel): delimiter = "\t" name = "myexceltsv" expected_dialects = csv.list_dialects() + [name] expected_dialects.sort() csv.register_dialect(name, myexceltsv) try: self.assertTrue(csv.get_dialect(name).delimiter, '\t') got_dialects = csv.list_dialects() got_dialects.sort() self.assertEqual(expected_dialects, got_dialects) finally: csv.unregister_dialect(name) def test_register_kwargs(self): name = 'fedcba' csv.register_dialect(name, delimiter=';') try: self.assertTrue(csv.get_dialect(name).delimiter, '\t') self.assertTrue(list(csv.reader('X;Y;Z', name)), ['X', 'Y', 'Z']) finally: csv.unregister_dialect(name) def test_incomplete_dialect(self): class myexceltsv(csv.Dialect): delimiter = "\t" self.assertRaises(csv.Error, myexceltsv) def test_space_dialect(self): class space(csv.excel): delimiter = " " quoting = csv.QUOTE_NONE escapechar = "\\" fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: fileobj.write("abc def\nc1ccccc1 benzene\n") fileobj.seek(0) rdr = csv.reader(fileobj, dialect=space()) self.assertEqual(rdr.next(), ["abc", "def"]) self.assertEqual(rdr.next(), ["c1ccccc1", "benzene"]) finally: fileobj.close() os.unlink(name) def test_dialect_apply(self): class testA(csv.excel): delimiter = "\t" class testB(csv.excel): delimiter = ":" class testC(csv.excel): delimiter = "|" csv.register_dialect('testC', testC) try: fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj) writer.writerow([1,2,3]) fileobj.seek(0) self.assertEqual(fileobj.read(), "1,2,3\r\n") finally: fileobj.close() os.unlink(name) fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj, testA) writer.writerow([1,2,3]) fileobj.seek(0) self.assertEqual(fileobj.read(), "1\t2\t3\r\n") finally: fileobj.close() os.unlink(name) fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj, dialect=testB()) writer.writerow([1,2,3]) fileobj.seek(0) self.assertEqual(fileobj.read(), "1:2:3\r\n") finally: fileobj.close() os.unlink(name) fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj, dialect='testC') writer.writerow([1,2,3]) fileobj.seek(0) self.assertEqual(fileobj.read(), "1|2|3\r\n") finally: fileobj.close() os.unlink(name) fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj, dialect=testA, delimiter=';') writer.writerow([1,2,3]) fileobj.seek(0) self.assertEqual(fileobj.read(), "1;2;3\r\n") finally: fileobj.close() os.unlink(name) finally: csv.unregister_dialect('testC') def test_bad_dialect(self): # Unknown parameter self.assertRaises(TypeError, csv.reader, [], bad_attr = 0) # Bad values self.assertRaises(TypeError, csv.reader, [], delimiter = None) self.assertRaises(TypeError, csv.reader, [], quoting = -1) self.assertRaises(TypeError, csv.reader, [], quoting = 100) class TestCsvBase(unittest.TestCase): def readerAssertEqual(self, input, expected_result): fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: fileobj.write(input) fileobj.seek(0) reader = csv.reader(fileobj, dialect = self.dialect) fields = list(reader) self.assertEqual(fields, expected_result) finally: fileobj.close() os.unlink(name) def writerAssertEqual(self, input, expected_result): fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj, dialect = self.dialect) writer.writerows(input) fileobj.seek(0) self.assertEqual(fileobj.read(), expected_result) finally: fileobj.close() os.unlink(name) class TestDialectExcel(TestCsvBase): dialect = 'excel' def test_single(self): self.readerAssertEqual('abc', [['abc']]) def test_simple(self): self.readerAssertEqual('1,2,3,4,5', [['1','2','3','4','5']]) def test_blankline(self): self.readerAssertEqual('', []) def test_empty_fields(self): self.readerAssertEqual(',', [['', '']]) def test_singlequoted(self): self.readerAssertEqual('""', [['']]) def test_singlequoted_left_empty(self): self.readerAssertEqual('"",', [['','']]) def test_singlequoted_right_empty(self): self.readerAssertEqual(',""', [['','']]) def test_single_quoted_quote(self): self.readerAssertEqual('""""', [['"']]) def test_quoted_quotes(self): self.readerAssertEqual('""""""', [['""']]) def test_inline_quote(self): self.readerAssertEqual('a""b', [['a""b']]) def test_inline_quotes(self): self.readerAssertEqual('a"b"c', [['a"b"c']]) def test_quotes_and_more(self): # Excel would never write a field containing '"a"b', but when # reading one, it will return 'ab'. self.readerAssertEqual('"a"b', [['ab']]) def test_lone_quote(self): self.readerAssertEqual('a"b', [['a"b']]) def test_quote_and_quote(self): # Excel would never write a field containing '"a" "b"', but when # reading one, it will return 'a "b"'. self.readerAssertEqual('"a" "b"', [['a "b"']]) def test_space_and_quote(self): self.readerAssertEqual(' "a"', [[' "a"']]) def test_quoted(self): self.readerAssertEqual('1,2,3,"I think, therefore I am",5,6', [['1', '2', '3', 'I think, therefore I am', '5', '6']]) def test_quoted_quote(self): self.readerAssertEqual('1,2,3,"""I see,"" said the blind man","as he picked up his hammer and saw"', [['1', '2', '3', '"I see," said the blind man', 'as he picked up his hammer and saw']]) def test_quoted_nl(self): input = '''\ 1,2,3,"""I see,"" said the blind man","as he picked up his hammer and saw" 9,8,7,6''' self.readerAssertEqual(input, [['1', '2', '3', '"I see,"\nsaid the blind man', 'as he picked up his\nhammer and saw'], ['9','8','7','6']]) def test_dubious_quote(self): self.readerAssertEqual('12,12,1",', [['12', '12', '1"', '']]) def test_null(self): self.writerAssertEqual([], '') def test_single_writer(self): self.writerAssertEqual([['abc']], 'abc\r\n') def test_simple_writer(self): self.writerAssertEqual([[1, 2, 'abc', 3, 4]], '1,2,abc,3,4\r\n') def test_quotes(self): self.writerAssertEqual([[1, 2, 'a"bc"', 3, 4]], '1,2,"a""bc""",3,4\r\n') def test_quote_fieldsep(self): self.writerAssertEqual([['abc,def']], '"abc,def"\r\n') def test_newlines(self): self.writerAssertEqual([[1, 2, 'a\nbc', 3, 4]], '1,2,"a\nbc",3,4\r\n') class EscapedExcel(csv.excel): quoting = csv.QUOTE_NONE escapechar = '\\' class TestEscapedExcel(TestCsvBase): dialect = EscapedExcel() def test_escape_fieldsep(self): self.writerAssertEqual([['abc,def']], 'abc\\,def\r\n') def test_read_escape_fieldsep(self): self.readerAssertEqual('abc\\,def\r\n', [['abc,def']]) class QuotedEscapedExcel(csv.excel): quoting = csv.QUOTE_NONNUMERIC escapechar = '\\' class TestQuotedEscapedExcel(TestCsvBase): dialect = QuotedEscapedExcel() def test_write_escape_fieldsep(self): self.writerAssertEqual([['abc,def']], '"abc,def"\r\n') def test_read_escape_fieldsep(self): self.readerAssertEqual('"abc\\,def"\r\n', [['abc,def']]) class TestDictFields(unittest.TestCase): ### "long" means the row is longer than the number of fieldnames ### "short" means there are fewer elements in the row than fieldnames def test_write_simple_dict(self): fd, name = tempfile.mkstemp() fileobj = open(name, 'w+b') try: writer = csv.DictWriter(fileobj, fieldnames = ["f1", "f2", "f3"]) writer.writeheader() fileobj.seek(0) self.assertEqual(fileobj.readline(), "f1,f2,f3\r\n") writer.writerow({"f1": 10, "f3": "abc"}) fileobj.seek(0) fileobj.readline() # header self.assertEqual(fileobj.read(), "10,,abc\r\n") finally: fileobj.close() os.unlink(name) def test_write_no_fields(self): fileobj = StringIO() self.assertRaises(TypeError, csv.DictWriter, fileobj) def test_read_dict_fields(self): fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: fileobj.write("1,2,abc\r\n") fileobj.seek(0) reader = csv.DictReader(fileobj, fieldnames=["f1", "f2", "f3"]) self.assertEqual(reader.next(), {"f1": '1', "f2": '2', "f3": 'abc'}) finally: fileobj.close() os.unlink(name) def test_read_dict_no_fieldnames(self): fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: fileobj.write("f1,f2,f3\r\n1,2,abc\r\n") fileobj.seek(0) reader = csv.DictReader(fileobj) self.assertEqual(reader.fieldnames, ["f1", "f2", "f3"]) self.assertEqual(reader.next(), {"f1": '1', "f2": '2', "f3": 'abc'}) finally: fileobj.close() os.unlink(name) # Two test cases to make sure existing ways of implicitly setting # fieldnames continue to work. Both arise from discussion in issue3436. def test_read_dict_fieldnames_from_file(self): fd, name = tempfile.mkstemp() f = os.fdopen(fd, "w+b") try: f.write("f1,f2,f3\r\n1,2,abc\r\n") f.seek(0) reader = csv.DictReader(f, fieldnames=csv.reader(f).next()) self.assertEqual(reader.fieldnames, ["f1", "f2", "f3"]) self.assertEqual(reader.next(), {"f1": '1', "f2": '2', "f3": 'abc'}) finally: f.close() os.unlink(name) def test_read_dict_fieldnames_chain(self): import itertools fd, name = tempfile.mkstemp() f = os.fdopen(fd, "w+b") try: f.write("f1,f2,f3\r\n1,2,abc\r\n") f.seek(0) reader = csv.DictReader(f) first = reader.next() for row in itertools.chain([first], reader): self.assertEqual(reader.fieldnames, ["f1", "f2", "f3"]) self.assertEqual(row, {"f1": '1', "f2": '2', "f3": 'abc'}) finally: f.close() os.unlink(name) def test_read_long(self): fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: fileobj.write("1,2,abc,4,5,6\r\n") fileobj.seek(0) reader = csv.DictReader(fileobj, fieldnames=["f1", "f2"]) self.assertEqual(reader.next(), {"f1": '1', "f2": '2', None: ["abc", "4", "5", "6"]}) finally: fileobj.close() os.unlink(name) def test_read_long_with_rest(self): fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: fileobj.write("1,2,abc,4,5,6\r\n") fileobj.seek(0) reader = csv.DictReader(fileobj, fieldnames=["f1", "f2"], restkey="_rest") self.assertEqual(reader.next(), {"f1": '1', "f2": '2', "_rest": ["abc", "4", "5", "6"]}) finally: fileobj.close() os.unlink(name) def test_read_long_with_rest_no_fieldnames(self): fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: fileobj.write("f1,f2\r\n1,2,abc,4,5,6\r\n") fileobj.seek(0) reader = csv.DictReader(fileobj, restkey="_rest") self.assertEqual(reader.fieldnames, ["f1", "f2"]) self.assertEqual(reader.next(), {"f1": '1', "f2": '2', "_rest": ["abc", "4", "5", "6"]}) finally: fileobj.close() os.unlink(name) def test_read_short(self): fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: fileobj.write("1,2,abc,4,5,6\r\n1,2,abc\r\n") fileobj.seek(0) reader = csv.DictReader(fileobj, fieldnames="1 2 3 4 5 6".split(), restval="DEFAULT") self.assertEqual(reader.next(), {"1": '1', "2": '2', "3": 'abc', "4": '4', "5": '5', "6": '6'}) self.assertEqual(reader.next(), {"1": '1', "2": '2', "3": 'abc', "4": 'DEFAULT', "5": 'DEFAULT', "6": 'DEFAULT'}) finally: fileobj.close() os.unlink(name) def test_read_multi(self): sample = [ '2147483648,43.0e12,17,abc,def\r\n', '147483648,43.0e2,17,abc,def\r\n', '47483648,43.0,170,abc,def\r\n' ] reader = csv.DictReader(sample, fieldnames="i1 float i2 s1 s2".split()) self.assertEqual(reader.next(), {"i1": '2147483648', "float": '43.0e12', "i2": '17', "s1": 'abc', "s2": 'def'}) def test_read_with_blanks(self): reader = csv.DictReader(["1,2,abc,4,5,6\r\n","\r\n", "1,2,abc,4,5,6\r\n"], fieldnames="1 2 3 4 5 6".split()) self.assertEqual(reader.next(), {"1": '1', "2": '2', "3": 'abc', "4": '4', "5": '5', "6": '6'}) self.assertEqual(reader.next(), {"1": '1', "2": '2', "3": 'abc', "4": '4', "5": '5', "6": '6'}) def test_read_semi_sep(self): reader = csv.DictReader(["1;2;abc;4;5;6\r\n"], fieldnames="1 2 3 4 5 6".split(), delimiter=';') self.assertEqual(reader.next(), {"1": '1', "2": '2', "3": 'abc', "4": '4', "5": '5', "6": '6'}) class TestArrayWrites(unittest.TestCase): def test_int_write(self): import array contents = [(20-i) for i in range(20)] a = array.array('i', contents) fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj, dialect="excel") writer.writerow(a) expected = ",".join([str(i) for i in a])+"\r\n" fileobj.seek(0) self.assertEqual(fileobj.read(), expected) finally: fileobj.close() os.unlink(name) def test_double_write(self): import array contents = [(20-i)*0.1 for i in range(20)] a = array.array('d', contents) fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj, dialect="excel") writer.writerow(a) float_repr = str if sys.version_info >= (2, 7, 3): float_repr = repr expected = ",".join([float_repr(i) for i in a])+"\r\n" fileobj.seek(0) self.assertEqual(fileobj.read(), expected) finally: fileobj.close() os.unlink(name) def test_float_write(self): import array contents = [(20-i)*0.1 for i in range(20)] a = array.array('f', contents) fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj, dialect="excel") writer.writerow(a) float_repr = str if sys.version_info >= (2, 7, 3): float_repr = repr expected = ",".join([float_repr(i) for i in a])+"\r\n" fileobj.seek(0) self.assertEqual(fileobj.read(), expected) finally: fileobj.close() os.unlink(name) def test_char_write(self): import array, string a = array.array('c', string.letters) fd, name = tempfile.mkstemp() fileobj = os.fdopen(fd, "w+b") try: writer = csv.writer(fileobj, dialect="excel") writer.writerow(a) expected = ",".join(a)+"\r\n" fileobj.seek(0) self.assertEqual(fileobj.read(), expected) finally: fileobj.close() os.unlink(name) class TestUnicode(unittest.TestCase): def test_unicode_read(self): f = EncodedFile(StringIO("Martin von Löwis," "Marc André Lemburg," "Guido van Rossum," "François Pinard\r\n"), data_encoding='iso-8859-1') reader = csv.reader(f) self.assertEqual(list(reader), [[u"Martin von Löwis", u"Marc André Lemburg", u"Guido van Rossum", u"François Pinard"]]) class TestUnicodeErrors(unittest.TestCase): def test_encode_error(self): fd = StringIO() writer = csv.writer(fd, encoding='cp1252', errors='xmlcharrefreplace') writer.writerow(['hello', unichr(2603)]) self.assertEqual(fd.getvalue(), 'hello,ਫ\r\n') def test_encode_error_dictwriter(self): fd = StringIO() dw = csv.DictWriter(fd, ['col1'], encoding='cp1252', errors='xmlcharrefreplace') dw.writerow({'col1': unichr(2604)}) self.assertEqual(fd.getvalue(), 'ਬ\r\n') def test_decode_error(self): """Make sure the specified error-handling mode is obeyed on readers.""" file = EncodedFile(StringIO('Löwis,2,3'), data_encoding='iso-8859-1') reader = csv.reader(file, encoding='ascii', errors='ignore') self.assertEqual(list(reader)[0][0], 'Lwis') def test_decode_error_dictreader(self): """Make sure the error-handling mode is obeyed on DictReaders.""" file = EncodedFile(StringIO('name,height,weight\nLöwis,2,3'), data_encoding='iso-8859-1') reader = csv.DictReader(file, encoding='ascii', errors='ignore') self.assertEqual(list(reader)[0]['name'], 'Lwis')