Python difflib.ndiff方法代码示例

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def assertHTMLEqual(self, html1, html2, msg=None):
        """
        Asserts that two HTML snippets are semantically the same.
        Whitespace in most cases is ignored, and attribute ordering is not
        significant. The passed-in arguments must be valid HTML.
        """
        dom1 = assert_and_parse_html(self, html1, msg,
            'First argument is not valid HTML:')
        dom2 = assert_and_parse_html(self, html2, msg,
            'Second argument is not valid HTML:')

        if dom1 != dom2:
            standardMsg = '%s != %s' % (
                safe_repr(dom1, True), safe_repr(dom2, True))
            diff = ('\n' + '\n'.join(difflib.ndiff(
                           six.text_type(dom1).splitlines(),
                           six.text_type(dom2).splitlines())))
            standardMsg = self._truncateMessage(standardMsg, diff)
            self.fail(self._formatMessage(msg, standardMsg)) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def assertMultiLineEqual(self, first, second, msg=None):
        """Assert that two multi-line strings are equal."""
        self.assertIsInstance(first, str, 'First argument is not a string')
        self.assertIsInstance(second, str, 'Second argument is not a string')

        if first != second:
            # don't use difflib if the strings are too long
            if (len(first) > self._diffThreshold or
                len(second) > self._diffThreshold):
                self._baseAssertEqual(first, second, msg)
            firstlines = first.splitlines(keepends=True)
            secondlines = second.splitlines(keepends=True)
            if len(firstlines) == 1 and first.strip('\r\n') == first:
                firstlines = [first + '\n']
                secondlines = [second + '\n']
            standardMsg = '%s != %s' % (safe_repr(first, True),
                                        safe_repr(second, True))
            diff = '\n' + ''.join(difflib.ndiff(firstlines, secondlines))
            standardMsg = self._truncateMessage(standardMsg, diff)
            self.fail(self._formatMessage(msg, standardMsg)) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def check_compiles(dsl_expr, code):
    types = ENV.__types__

    expr, functions = to_expr(dsl_expr)
    env = fn_types(functions)
    env.update(types['__root__'].__field_types__)

    expr = check(expr, types, env)

    # test eval
    lambda_expr = ExpressionCompiler.compile_lambda_expr(expr)
    eval(compile(lambda_expr, '<expr>', 'eval'))

    # test compile
    py_expr = ExpressionCompiler.compile_expr(expr)

    first = astor.to_source(py_expr).strip()
    second = dedent(code).strip()
    if first != second:
        msg = ('Compiled code is not equal:\n\n{}'
               .format('\n'.join(difflib.ndiff(first.splitlines(),
                                               second.splitlines()))))
        raise AssertionError(msg) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def assertMultiLineEqual(self, first, second, msg=None):
        """Assert that two multi-line strings are equal."""
        self.assertIsInstance(first, basestring,
                'First argument is not a string')
        self.assertIsInstance(second, basestring,
                'Second argument is not a string')

        if first != second:
            firstlines = first.splitlines(True)
            secondlines = second.splitlines(True)
            if len(firstlines) == 1 and first.strip('\r\n') == first:
                firstlines = [first + '\n']
                secondlines = [second + '\n']
            standardMsg = '%s != %s' % (safe_repr(first, True),
                                        safe_repr(second, True))
            diff = '\n' + ''.join(difflib.ndiff(firstlines, secondlines))
            standardMsg = self._truncateMessage(standardMsg, diff)
            self.fail(self._formatMessage(msg, standardMsg)) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def assertMultiLineEqual(self, first, second, msg=None):
        """Assert that two multi-line strings are equal."""
        self.assertIsInstance(first, basestring,
                'First argument is not a string')
        self.assertIsInstance(second, basestring,
                'Second argument is not a string')

        if first != second:
            # don't use difflib if the strings are too long
            if (len(first) > self._diffThreshold or
                len(second) > self._diffThreshold):
                self._baseAssertEqual(first, second, msg)
            firstlines = first.splitlines(True)
            secondlines = second.splitlines(True)
            if len(firstlines) == 1 and first.strip('\r\n') == first:
                firstlines = [first + '\n']
                secondlines = [second + '\n']
            standardMsg = '%s != %s' % (safe_repr(first, True),
                                        safe_repr(second, True))
            diff = '\n' + ''.join(difflib.ndiff(firstlines, secondlines))
            standardMsg = self._truncateMessage(standardMsg, diff)
            self.fail(self._formatMessage(msg, standardMsg)) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def assertHTMLEqual(self, html1, html2, msg=None):
        """
        Assert that two HTML snippets are semantically the same.
        Whitespace in most cases is ignored, and attribute ordering is not
        significant. The arguments must be valid HTML.
        """
        dom1 = assert_and_parse_html(self, html1, msg, 'First argument is not valid HTML:')
        dom2 = assert_and_parse_html(self, html2, msg, 'Second argument is not valid HTML:')

        if dom1 != dom2:
            standardMsg = '%s != %s' % (
                safe_repr(dom1, True), safe_repr(dom2, True))
            diff = ('\n' + '\n'.join(difflib.ndiff(
                str(dom1).splitlines(), str(dom2).splitlines(),
            )))
            standardMsg = self._truncateMessage(standardMsg, diff)
            self.fail(self._formatMessage(msg, standardMsg)) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def assertXMLEqual(self, xml1, xml2, msg=None):
        """
        Assert that two XML snippets are semantically the same.
        Whitespace in most cases is ignored and attribute ordering is not
        significant. The arguments must be valid XML.
        """
        try:
            result = compare_xml(xml1, xml2)
        except Exception as e:
            standardMsg = 'First or second argument is not valid XML\n%s' % e
            self.fail(self._formatMessage(msg, standardMsg))
        else:
            if not result:
                standardMsg = '%s != %s' % (safe_repr(xml1, True), safe_repr(xml2, True))
                diff = ('\n' + '\n'.join(
                    difflib.ndiff(xml1.splitlines(), xml2.splitlines())
                ))
                standardMsg = self._truncateMessage(standardMsg, diff)
                self.fail(self._formatMessage(msg, standardMsg)) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def do_disassembly_test(self, func, expected):
        s = StringIO.StringIO()
        save_stdout = sys.stdout
        sys.stdout = s
        dis.dis(func)
        sys.stdout = save_stdout
        got = s.getvalue()
        # Trim trailing blanks (if any).
        lines = got.split('\n')
        lines = [line.rstrip() for line in lines]
        expected = expected.split("\n")
        import difflib
        if expected != lines:
            self.fail(
                "events did not match expectation:\n" +
                "\n".join(difflib.ndiff(expected,
                                        lines))) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def assertMultiLineEqual(self, first, second, msg=None):
        """Assert that two multi-line strings are equal."""
        self.assertIsInstance(first, str, 'First argument is not a string')
        self.assertIsInstance(second, str, 'Second argument is not a string')

        if first != second:
            # don't use difflib if the strings are too long
            if (len(first) > self._diffThreshold or
                len(second) > self._diffThreshold):
                self._baseAssertEqual(first, second, msg)
            firstlines = first.splitlines(keepends=True)
            secondlines = second.splitlines(keepends=True)
            if len(firstlines) == 1 and first.strip('\r\n') == first:
                firstlines = [first + '\n']
                secondlines = [second + '\n']
            standardMsg = '%s != %s' % _common_shorten_repr(first, second)
            diff = '\n' + ''.join(difflib.ndiff(firstlines, secondlines))
            standardMsg = self._truncateMessage(standardMsg, diff)
            self.fail(self._formatMessage(msg, standardMsg)) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def is_summary_prob(subtext: str, fulltext: str) -> float:
    """
    判断subtext是fulltext的摘要的概率。概率大于0.5可认为是。
    """
    sub_sentences = split_sentences(subtext)
    full_sentences = split_sentences(fulltext)
    if not sub_sentences:
        return 1.0 if full_sentences else 0.0
    elif not full_sentences:
        return 0.0
    num_sub = len(sub_sentences)
    num_full = len(full_sentences)
    if num_sub - num_full >= 0:
        return 0.0
    max_check = min(num_sub * 2 + 1, num_full)
    num_positive = 0
    for delta in difflib.ndiff(sub_sentences, full_sentences[:max_check]):
        diff_type = delta[0]
        if diff_type == ' ' or diff_type == '+':
            num_positive += 1
        elif diff_type == '-':
            num_positive -= 3
    return max(0.0, min(1.0, num_positive / max_check)) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def ndiffAssertEqual(self, first, second):
        """Like failUnlessEqual except use ndiff for readable output."""
        if first != second:
            sfirst = unicode(first)
            ssecond = unicode(second)
            # Using the built-in .splitlines() method here will cause incorrect
            # results when splitting statements that have quoted CR/CR+LF
            # characters.
            sfirst = sqlparse.utils.split_unquoted_newlines(sfirst)
            ssecond = sqlparse.utils.split_unquoted_newlines(ssecond)
            diff = difflib.ndiff(sfirst, ssecond)
            fp = StringIO()
            fp.write(NL)
            fp.write(NL.join(diff))
            print fp.getvalue()
            raise self.failureException, fp.getvalue() 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def assertHTMLEqual(self, html1, html2, msg=None):
        """
        Asserts that two HTML snippets are semantically the same.
        Whitespace in most cases is ignored, and attribute ordering is not
        significant. The passed-in arguments must be valid HTML.
        """
        dom1 = assert_and_parse_html(self, html1, msg, 'First argument is not valid HTML:')
        dom2 = assert_and_parse_html(self, html2, msg, 'Second argument is not valid HTML:')

        if dom1 != dom2:
            standardMsg = '%s != %s' % (
                safe_repr(dom1, True), safe_repr(dom2, True))
            diff = ('\n' + '\n'.join(difflib.ndiff(
                six.text_type(dom1).splitlines(),
                six.text_type(dom2).splitlines(),
            )))
            standardMsg = self._truncateMessage(standardMsg, diff)
            self.fail(self._formatMessage(msg, standardMsg)) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def assertXMLEqual(self, xml1, xml2, msg=None):
        """
        Asserts that two XML snippets are semantically the same.
        Whitespace in most cases is ignored, and attribute ordering is not
        significant. The passed-in arguments must be valid XML.
        """
        try:
            result = compare_xml(xml1, xml2)
        except Exception as e:
            standardMsg = 'First or second argument is not valid XML\n%s' % e
            self.fail(self._formatMessage(msg, standardMsg))
        else:
            if not result:
                standardMsg = '%s != %s' % (safe_repr(xml1, True), safe_repr(xml2, True))
                diff = ('\n' + '\n'.join(
                    difflib.ndiff(
                        six.text_type(xml1).splitlines(),
                        six.text_type(xml2).splitlines(),
                    )
                ))
                standardMsg = self._truncateMessage(standardMsg, diff)
                self.fail(self._formatMessage(msg, standardMsg)) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def prompt_overwrite_json(original, new, target_path, dumps=json_dumps):
    """
    Prompt end user with a diff of original and new json that may
    overwrite the file at the target_path.  This function only displays
    a confirmation prompt and it is up to the caller to implement the
    actual functionality.  Optionally, a custom json.dumps method can
    also be passed in for output generation.
    """

    # generate compacted ndiff output.
    diff = '\n'.join(l for l in (
        line.rstrip() for line in difflib.ndiff(
            json_dumps(original).splitlines(),
            json_dumps(new).splitlines(),
        ))
        if l[:1] in '?+-' or l[-1:] in '{}' or l[-2:] == '},')
    basename_target = basename(target_path)
    return prompt(
        "Generated '%(basename_target)s' differs with '%(target_path)s'.\n\n"
        "The following is a compacted list of changes required:\n"
        "%(diff)s\n\n"
        "Overwrite '%(target_path)s'?" % locals(),
        choices=(
            ('Yes', True),
            ('No', False),
        ),
        default_key=1,
    ) 

# 需要导入模块: import difflib [as 别名]
# 或者: from difflib import ndiff [as 别名]
def assertDictEqual(self, d1, d2, msg=None):
        self.assertIsInstance(d1, dict, 'First argument is not a dictionary')
        self.assertIsInstance(d2, dict, 'Second argument is not a dictionary')

        if d1 != d2:
            standardMsg = '%s != %s' % (safe_repr(d1, True), safe_repr(d2, True))
            diff = ('\n' + '\n'.join(difflib.ndiff(
                           pprint.pformat(d1).splitlines(),
                           pprint.pformat(d2).splitlines())))
            standardMsg = self._truncateMessage(standardMsg, diff)
            self.fail(self._formatMessage(msg, standardMsg))