Python re.M Examples

def test_simple_usage(self):
        test_loop = asyncio.get_event_loop()
        console = SharedConsole(interval=0.0)

        async def add_lines():
            console.print("one")
            console.print("two")
            console.print("3")
            try:
                1 + "e"
            except Exception as e:
                console.print_error(e)
                console.print_error(e, sys.exc_info()[2])
            await asyncio.sleep(0.2)
            await console.stop()

        with catch_output() as (stdout, stderr):
            adder = asyncio.ensure_future(add_lines())
            displayer = asyncio.ensure_future(console.display())
            test_loop.run_until_complete(asyncio.gather(adder, displayer))

        output = stdout.read()
        test_loop.close()
        self.assertTrue(re.match(OUTPUT, output, re.S | re.M) is not None, output) 

def get_version():
    """
    Extracts the version number from the version.py file.
    """
    VERSION_FILE = '../dynamic_db_router/version.py'
    mo = re.search(r'^__version__ = [\'"]([^\'"]*)[\'"]', open(VERSION_FILE, 'rt').read(), re.M)
    if mo:
        return mo.group(1)
    else:
        raise RuntimeError('Unable to find version string in {0}.'.format(VERSION_FILE))

# If extensions (or modules to document with autodoc) are in another directory,
# add these directories to sys.path here. If the directory is relative to the
# documentation root, use os.path.abspath to make it absolute, like shown here.
#sys.path.insert(0, os.path.abspath('.'))

# -- General configuration ------------------------------------------------ 

def re_show(regexp, string):
    """
    Search C{string} for substrings matching C{regexp} and wrap
    the matches with braces.  This is convenient for learning about
    regular expressions.

    @param regexp: The regular expression.
    @param string: The string being matched.
    @rtype: C{string}
    @return: A string with braces surrounding the matched substrings.
    """
    print re.compile(regexp, re.M).sub("{\g<0>}", string.rstrip())


##########################################################################
# READ FROM FILE OR STRING
##########################################################################

# recipe from David Mertz 

def re_show(regexp, string, left="{", right="}"):
    """
    Return a string with markers surrounding the matched substrings.
    Search str for substrings matching ``regexp`` and wrap the matches
    with braces.  This is convenient for learning about regular expressions.

    :param regexp: The regular expression.
    :type regexp: str
    :param string: The string being matched.
    :type string: str
    :param left: The left delimiter (printed before the matched substring)
    :type left: str
    :param right: The right delimiter (printed after the matched substring)
    :type right: str
    :rtype: str
    """
    print(re.compile(regexp, re.M).sub(left + r"\g<0>" + right, string.rstrip()))


##########################################################################
# READ FROM FILE OR STRING
##########################################################################

# recipe from David Mertz 

def find_version(*file_paths):
    """Read the version number from a source file.
    Why read it, and not import?
    see https://groups.google.com/d/topic/pypa-dev/0PkjVpcxTzQ/discussion
    """
    # Open in Latin-1 so that we avoid encoding errors.
    # Use codecs.open for Python 2 compatibility
    with codecs.open(os.path.join(here, *file_paths), 'r', 'latin1') as f:
        version_file = f.read()

    # The version line must have the form
    # __version__ = 'ver'
    version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
                              version_file, re.M)
    if version_match:
        return version_match.group(1)
    raise RuntimeError("Unable to find version string.") 

def versions_from_file(filename):
    """Try to determine the version from _version.py if present."""
    try:
        with open(filename) as f:
            contents = f.read()
    except EnvironmentError:
        raise NotThisMethod("unable to read _version.py")
    mo = re.search(
        r"version_json = '''\n(.*)'''  # END VERSION_JSON", contents, re.M | re.S
    )
    if not mo:
        mo = re.search(
            r"version_json = '''\r\n(.*)'''  # END VERSION_JSON", contents, re.M | re.S
        )
    if not mo:
        raise NotThisMethod("no version_json in _version.py")
    return json.loads(mo.group(1)) 

def versions_from_file(filename):
    """Try to determine the version from _version.py if present."""
    try:
        with open(filename) as f:
            contents = f.read()
    except EnvironmentError:
        raise NotThisMethod("unable to read _version.py")
    mo = re.search(
        r"version_json = '''\n(.*)'''  # END VERSION_JSON", contents, re.M | re.S
    )
    if not mo:
        mo = re.search(
            r"version_json = '''\r\n(.*)'''  # END VERSION_JSON", contents, re.M | re.S
        )
    if not mo:
        raise NotThisMethod("no version_json in _version.py")
    return json.loads(mo.group(1)) 

def get_incremented_filename(filename, namestring):

    import re

    min_index = 1
    pattern = r"(.*?)(\s*)(\d*)$"
    basename, space, index_str = re.search(pattern, filename).groups()
    search_pattern = fr"^{re.escape(basename)}\s*(\d+)$"

    if index_str:
        min_index = int(index_str)
        zero_padding = len(index_str) if index_str.startswith("0") else 0
        naming_pattern = basename + space + "{:0" + str(zero_padding) + "d}"
    else:
        naming_pattern = basename + " {:02d}"

    names = re.finditer(search_pattern, namestring, re.I | re.M)
    inds = [int(name.group(1)) for name in names]
    max_index = min_index + len(inds)

    for i in range(min_index, max_index):
        if i not in inds:
            return naming_pattern.format(i)

    return naming_pattern.format(max_index) 

def getmatch(self, haystack):
        if not isinstance(haystack, basestring):
            return None
        flags = 0
        if self.flags is not None:
            if "i" in self.flags or "I" in self.flags:
                flags |= re.I
            if "l" in self.flags or "L" in self.flags:
                flags |= re.L
            if "m" in self.flags or "M" in self.flags:
                flags |= re.M
            if "s" in self.flags or "S" in self.flags:
                flags |= re.S
            if "u" in self.flags or "U" in self.flags:
                flags |= re.U
            if "x" in self.flags or "X" in self.flags:
                flags |= re.X
        if re.match(self.pattern, haystack, flags=flags) is None:
            return None
        elif self.to is None:
            return Match(haystack, haystack)
        else:
            return Match(haystack, re.sub(self.pattern, self.to, haystack, flags=flags)) 

def find_version(*file_paths):
    # Open in Latin-1 so that we avoid encoding errors.
    # Use codecs.open for Python 2 compatibility
    try:
        f = codecs.open(os.path.join(here, *file_paths), 'r', 'latin1')
        version_file = f.read()
        f.close()
    except:
        raise RuntimeError("Unable to find version string.")

    # The version line must have the form
    # __version__ = 'ver'
    version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
                              version_file, re.M)
    if version_match:
        return version_match.group(1)
    raise RuntimeError("Unable to find version string.")


# Get the long description from the relevant file 

def _get_version():
    PATH_TO_INIT_PY = \
        os.path.join(
            os.path.abspath(os.path.dirname(__file__)),
            'aiohttp_jinja2',
            '__init__.py'
        )

    with codecs.open(PATH_TO_INIT_PY, 'r', 'latin1') as fp:
        try:
            for line in fp.readlines():
                if line:
                    line = line.strip()
                    version = re.findall(
                        r"^__version__ = '([^']+)'$", line, re.M
                    )
                    if version:
                        return version[0]
        except IndexError:
            raise RuntimeError('Unable to determine version.') 

def insertVbaCode(self, targetModule, targetFunction,targetLine, vbaCode):
        """
        Insert some code at targetLine (number) at targetFunction in targetModule
        """
        logging.debug("     [,] Opening "+ targetFunction + " in " + targetModule + " to inject code...")
        f = open(targetModule)
        content = f.readlines()
        f.close()
        
        for n,line in enumerate(content):
            matchObj = re.match( r'.*(Sub|Function)\s+%s\s*\(.*\).*'%targetFunction, line, re.M|re.I) 
            if matchObj:  
                logging.debug("     [,] Found " + targetFunction + " ") 
                content[n+targetLine] = content[n+targetLine]+ vbaCode+"\n"
                break
        
        
        logging.debug("     [,] New content: \n " + "".join(content) + "\n\n ") 
        f = open(targetModule, 'w')
        f.writelines(content)
        f.close() 

def get_version(*path):
    version_file = os.path.join(*path)
    lines = open(version_file, "rt").readlines()
    version_regex = r"^__version__ = ['\"]([^'\"]*)['\"]"
    for line in lines:
        mo = re.search(version_regex, line, re.M)
        if mo:
            return mo.group(1)
    raise RuntimeError("Unable to find version in %s." % (version_file,)) 

def versions_from_file(filename):
    try:
        with open(filename) as f:
            contents = f.read()
    except EnvironmentError:
        raise NotThisMethod("unable to read _version.py")
    mo = re.search(r"version_json = '''\n(.*)'''  # END VERSION_JSON",
                   contents, re.M | re.S)
    if not mo:
        raise NotThisMethod("no version_json in _version.py")
    return json.loads(mo.group(1)) 

def match_control_line(self):
        match = self.match(
            r"(?<=^)[\t ]*(%(?!%)|##)[\t ]*((?:(?:\\r?\n)|[^\r\n])*)"
            r"(?:\r?\n|\Z)", re.M)
        if match:
            operator = match.group(1)
            text = match.group(2)
            if operator == '%':
                m2 = re.match(r'(end)?(\w+)\s*(.*)', text)
                if not m2:
                    raise exceptions.SyntaxException(
                        "Invalid control line: '%s'" %
                        text,
                        **self.exception_kwargs)
                isend, keyword = m2.group(1, 2)
                isend = (isend is not None)

                if isend:
                    if not len(self.control_line):
                        raise exceptions.SyntaxException(
                            "No starting keyword '%s' for '%s'" %
                            (keyword, text),
                            **self.exception_kwargs)
                    elif self.control_line[-1].keyword != keyword:
                        raise exceptions.SyntaxException(
                            "Keyword '%s' doesn't match keyword '%s'" %
                            (text, self.control_line[-1].keyword),
                            **self.exception_kwargs)
                self.append_node(parsetree.ControlLine, keyword, isend, text)
            else:
                self.append_node(parsetree.Comment, text)
            return True
        else:
            return False 

def _indent(text):
    text = re.compile(r'^', re.M).sub("    ", text).strip()
    text = re.compile(r' +$', re.M).sub("", text)
    return text 

def versions_from_file(filename):
    """Try to determine the version from _version.py if present."""
    try:
        with open(filename) as f:
            contents = f.read()
    except EnvironmentError:
        raise NotThisMethod("unable to read _version.py")
    mo = re.search(r"version_json = '''\n(.*)'''  # END VERSION_JSON",
                   contents, re.M | re.S)
    if not mo:
        mo = re.search(r"version_json = '''\r\n(.*)'''  # END VERSION_JSON",
                       contents, re.M | re.S)
    if not mo:
        raise NotThisMethod("no version_json in _version.py")
    return json.loads(mo.group(1)) 

def get_version():
    """
    Extracts the version number from the version.py file.
    """
    VERSION_FILE = 'dynamic_db_router/version.py'
    mo = re.search(r'^__version__ = [\'"]([^\'"]*)[\'"]', open(VERSION_FILE, 'rt').read(), re.M)
    if mo:
        return mo.group(1)
    else:
        raise RuntimeError('Unable to find version string in {0}.'.format(VERSION_FILE)) 

def _removeComments(self, macroLines):
        # Identify function, subs and variables names
        keyWords = []
        for line in macroLines:
            matchObj = re.match( r".*('.+)$", line, re.M|re.I) 
            if matchObj:
                keyWords.append(matchObj.groups()[0])
    
        # Replace functions by random string
        for keyWord in keyWords:
            for n,line in enumerate(macroLines):
                macroLines[n] = line.replace(keyWord, "")
        return macroLines 

def find_version(*file_paths):
    version_file = read(*file_paths)
    version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
                              version_file, re.M)
    if version_match:
        return version_match.group(1)
    raise RuntimeError("Unable to find version string.") 

def find_version(*file_paths):
    version_file = read(*file_paths)
    version_match = re.search(
        r"^__version__ = ['\"]([^'\"]*)['\"]",
        version_file, re.M
    )
    if version_match:
        return version_match.group(1)
    raise RuntimeError("Unable to find version string.") 

def get_version(string):
    """ Parse the version number variable __version__ from a script. """
    import re
    version_re = r"^__version__ = ['\"]([^'\"]*)['\"]"
    version_str = re.search(version_re, string, re.M).group(1)
    return version_str 

def find_meta(meta):
    """
    Extract __*meta*__ from META_FILE.
    """
    meta_match = re.search(
        r"^__{meta}__ = ['\"]([^'\"]*)['\"]".format(meta=meta),
        META_FILE, re.M
    )
    if meta_match:
        return meta_match.group(1)
    raise RuntimeError("Unable to find __{meta}__ string.".format(meta=meta))

# %% Sphinx Build 

def find_version(*file_paths):
    version_file = read(*file_paths)
    version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]",
                              version_file, re.M)
    if version_match:
        return version_match.group(1)
    raise RuntimeError("Unable to find version string.") 

def version():
    import os
    import re

    init = os.path.join(
        os.path.abspath(os.path.dirname(__file__)), 'daudinlib', '__init__.py')
    with open(init) as fp:
        initData = fp.read()
    match = re.search(r"^__version__ = ['\"]([^'\"]+)['\"]",
                      initData, re.M)
    if match:
        return match.group(1)
    else:
        raise RuntimeError('Unable to find version string in %r.' % init) 

def versions_from_file(filename):
    """Try to determine the version from _version.py if present."""
    try:
        with open(filename) as f:
            contents = f.read()
    except EnvironmentError:
        raise NotThisMethod("unable to read _version.py")
    mo = re.search(r"version_json = '''\n(.*)'''  # END VERSION_JSON",
                   contents, re.M | re.S)
    if not mo:
        raise NotThisMethod("no version_json in _version.py")
    return json.loads(mo.group(1)) 

def _list_section_factors(self, section):
        factors = set()
        if section in self._cfg:
            for _, value in self._cfg[section].items():
                exprs = re.findall(r"^([\w{}\.!,-]+)\:\s+", value, re.M)
                factors.update(*mapcat(_split_factor_expr_all, exprs))
        return factors 

def versions_from_file(filename):
    """Try to determine the version from _version.py if present."""
    try:
        with open(filename) as f:
            contents = f.read()
    except EnvironmentError:
        raise NotThisMethod("unable to read _version.py")
    mo = re.search(r"version_json = '''\n(.*)'''  # END VERSION_JSON",
                   contents, re.M | re.S)
    if not mo:
        mo = re.search(r"version_json = '''\r\n(.*)'''  # END VERSION_JSON",
                       contents, re.M | re.S)
    if not mo:
        raise NotThisMethod("no version_json in _version.py")
    return json.loads(mo.group(1)) 

def setup(self):
        """Setup."""

        self.context_visible_first = self.config['context_visible_first']
        self.delimiters = []
        self.escapes = None
        self.line_endings = self.config['normalize_line_endings']
        escapes = []
        for delimiter in self.config['delimiters']:
            if not isinstance(delimiter, dict):
                continue
            group = util.random_name_gen()
            while (
                group in delimiter['open'] or
                group in delimiter['close'] or
                group in delimiter.get('content', DEFAULT_CONTENT)
            ):
                group = util.random_name_gen()

            pattern = r'%s(?P<%s>%s)(?:%s|\Z)' % (
                delimiter['open'],
                group,
                delimiter.get('content', DEFAULT_CONTENT),
                delimiter['close']
            )
            self.delimiters.append((re.compile(pattern, re.M), group))
        escapes = self.config['escapes']
        if escapes:
            self.escapes = re.compile(escapes) 

def find_meta(meta):
    """
    Extract __*meta*__ from META_FILE.
    """
    meta_match = re.search(r"^__{meta}__ = ['\"]([^'\"]*)['\"]".format(meta=meta), META_FILE, re.M)
    if meta_match:
        return meta_match.group(1)
    raise RuntimeError("Unable to find __{meta}__ string.".format(meta=meta))


# -- Project information -----------------------------------------------------