Python pyparsing.__version__() Examples

The following are 2 code examples of pyparsing.__version__(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module pyparsing , or try the search function .
Example #1
Source File: parser.py    From pydotplus with MIT License 4 votes vote down vote up 
def parse_dot_data(data):
    global top_graphs

    top_graphs = list()

    if PY3:
        if isinstance(data, bytes):
            # this is extremely hackish
            try:
                idx = data.index(b'charset') + 7
                while data[idx] in b' \t\n\r=':
                    idx += 1
                fst = idx
                while data[idx] not in b' \t\n\r];,':
                    idx += 1
                charset = data[fst:idx].strip(b'"\'').decode('ascii')
                data = data.decode(charset)
            except:
                data = data.decode('utf-8')
    else:
        if data.startswith(codecs.BOM_UTF8):
            data = data.decode('utf-8')

    try:

        graphparser = graph_definition()

        if pyparsing_version >= '1.2':
            graphparser.parseWithTabs()

        tokens = graphparser.parseString(data)

        if len(tokens) == 1:
            return tokens[0]
        else:
            return [g for g in tokens]

    except ParseException:
        err = sys.exc_info()[1]
        print(err.line)
        print(" " * (err.column - 1) + "^")
        print(err)
        return None
Example #2
Source File: _dotparser.py    From pydot-ng with MIT License 4 votes vote down vote up 
def parse_dot_data(data):
    global top_graphs

    top_graphs = list()

    if PY3:
        if isinstance(data, bytes):
            # this is extremely hackish
            try:
                idx = data.index(b'charset') + 7
                while data[idx] in b' \t\n\r=':
                    idx += 1
                fst = idx
                while data[idx] not in b' \t\n\r];,':
                    idx += 1
                charset = data[fst:idx].strip(b'"\'').decode('ascii')
                data = data.decode(charset)
            except Exception:
                data = data.decode('utf-8')
    else:
        if data.startswith(codecs.BOM_UTF8):
            data = data.decode('utf-8')

    try:

        graphparser = graph_definition()

        if pyparsing.__version__ >= '1.2':
            graphparser.parseWithTabs()

        tokens = graphparser.parseString(data)

        if len(tokens) == 1:
            return tokens[0]
        else:
            return [g for g in tokens]

    except pyparsing.ParseException:
        err = sys.exc_info()[1]
        print(err.line)
        print(" " * (err.column - 1) + "^")
        print(err)
        return None