Python pyparsing.LineStart() Examples

The following are 1 code examples of pyparsing.LineStart(). 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: state_transition_diagram.py    From pyagram with MIT License 5 votes vote down vote up 
def lexical_analysis(self, src):
        string = pp.Regex('[a-zA-Z0-9_{}"=+\-*/\.:;&%@$#<>? ａ-ｚＡ-Ｚぁ-ゔゞァ-・ヽヾ゛゜ー一-龯]+')
    
        blank = pp.LineStart() + pp.LineEnd()
    
        start = '['
        end = ']' + pp.LineEnd()
    
        graph_tag = pp.LineStart() + '@'
        graph = graph_tag + start + string + end
    
        view_tag = pp.LineStart() + '#'
        view = view_tag + start + string + end
    
        server_process_tag = pp.LineStart() + '$'
        server_process = server_process_tag + start + string + end
    
        client_process_tag = pp.LineStart() + '%'
        client_process = client_process_tag + start + string + end
    
        view_transition_identifier = pp.LineStart() + '-->'
        view_transition = view_transition_identifier + string
    
        process_transition_identifier = pp.LineStart() + '==>'
        process_transition = process_transition_identifier + string
    
        state_machine = pp.OneOrMore(graph | view | server_process | client_process | view_transition | process_transition | string | blank)
    
        return state_machine.parseString(src)