How to use the ford.utils function in FORD

relative = (proj_data['project_url'] == '')
    proj_data['relative'] = relative
    proj_data['extensions'] += [ext for ext in proj_data['fpp_extensions'] if ext not in proj_data['extensions']]
    # Parse file extensions and comment characters for extra filetypes
    extdict = {}
    for ext in proj_data['extra_filetypes']:
        sp = ext.split()
        if len(sp) < 2: continue
        if (len(sp)==2):
            extdict[sp[0]] = (sp[1])        # (comment_char) only
        else:
            extdict[sp[0]] = (sp[1],sp[2])  # (comment_char and lexer_str)
    proj_data['extra_filetypes'] = extdict
    # Make sure no src_dir is contained within output_dir
    for projdir in proj_data['src_dir']:
        proj_path = ford.utils.split_path(projdir)
        out_path  = ford.utils.split_path(proj_data['output_dir'])
        for directory in out_path:
            if len(proj_path) == 0:
                break
            if directory == proj_path[0]:
                proj_path.remove(directory)
            else:
                break
        else:
            print('Error: directory containing source-code {} a subdirectory of output directory {}.'.format(proj_data['output_dir'],projdir))
            sys.exit(1)
    # Check that none of the docmarks are the same
    if proj_data['docmark'] == proj_data['predocmark'] != '':
        print('Error: docmark and predocmark are the same.')
        sys.exit(1)
    if proj_data['docmark'] == proj_data['docmark_alt'] != '':

def _initialize(self,line):
        attribstr = line.group(3)
        self.attribs = []
        self.deferred = False
        if attribstr:
            tmp_attribs = ford.utils.paren_split(",",attribstr[1:])
            for i in range(len(tmp_attribs)):
                tmp_attribs[i] = tmp_attribs[i].strip()
                if tmp_attribs[i].lower() == "public": self.permission = "public"
                elif tmp_attribs[i].lower() == "private": self.permission = "private"
                elif tmp_attribs[i].lower() == "deferred": self.deferred = True
                else: self.attribs.append(tmp_attribs[i])
        rest = line.group(4)
        split = self.POINTS_TO_RE.split(rest)
        self.name = split[0].strip()
        self.generic = (line.group(1).lower() == "generic")
        self.proto = line.group(2)
        if self.proto:
            self.proto = self.proto[1:-1].strip()
        self.bindings = []
        if len(split) > 1:
            binds = self.SPLIT_RE.split(split[1])

"""
    Returns a list of variables declared in the provided line of code. The
    line of code should be provided as a string.
    """
    vartype, kind, strlen, proto, rest = parse_type(line,parent.strings,parent.settings)
    attribs = []
    intent = ""
    optional = False
    permission = inherit_permission
    parameter = False

    attribmatch = ATTRIBSPLIT_RE.match(rest)
    if attribmatch:
        attribstr = attribmatch.group(1).strip()
        declarestr = attribmatch.group(2).strip()
        tmp_attribs = ford.utils.paren_split(",",attribstr)
        for i in range(len(tmp_attribs)):
            tmp_attribs[i] = tmp_attribs[i].strip()
            if tmp_attribs[i].lower() == "public": permission = "public"
            elif tmp_attribs[i].lower() == "private": permission = "private"
            elif tmp_attribs[i].lower() == "protected": permission = "protected"
            elif tmp_attribs[i].lower() == "optional": optional = True
            elif tmp_attribs[i].lower() == "parameter": parameter = True
            elif tmp_attribs[i].lower().replace(' ','') == "intent(in)":
                intent = 'in'
            elif tmp_attribs[i].lower().replace(' ','') == "intent(out)":
                intent = 'out'
            elif tmp_attribs[i].lower().replace(' ','') == "intent(inout)":
                intent = 'inout'
            else: attribs.append(tmp_attribs[i])
    else:
        declarestr = ATTRIBSPLIT2_RE.match(rest).group(2)