parser/edi/parser.py

"""
    (c) 2019 EDI-Parser 1.0
    Vanderbilt University Medical Center, Health Information Privacy Laboratory
    https://hiplab.mc.vanderbilt.edu/tools


    Authors:
        Khanhly Nguyen, 
        Steve L. Nyemba<steve.l.nyemba@vanderbilt.edu>

    License:
        MIT, terms are available at https://opensource.org/licenses/MIT

    This parser was originally written by Khanhly Nguyen for her internship and is intended to parse x12 835,837 and others provided the appropriate configuration
    USAGE :
        - COMMAND LINE
        
        - EMBEDDED
"""
import os
import sys
def split(row,sep='*',prefix='HI'):
    """
    This function is designed to split an x12 row and 
    """
    if row.startswith(prefix) is False:
        value = []
        for row_value in row.replace('~','').split(sep) :
            
            if '>' in row_value :
                if row_value.startswith('HC') or row_value.startswith('AD'):
                
                    value += row_value.split('>')[:2]
                else:
                    value += row_value.split('>')
            else :
                value.append(row_value)
        return [xchar.replace('\r','') for xchar in value] #row.replace('~','').split(sep)
    else:
        
        return [ [prefix]+ split(item,'>') for item in row.replace('~','').split(sep)[1:] ]
def get_config(config,row):
    """
    This function will return the meaningfull parts of the configuration for a given item
    """
    _row = list(row) if type(row[0]) == str else list(row[0])
    
def get_map(row,config,version):
    
    label = config['label'] if 'label' in config else None    
    
    omap = config['map'] if version not in config else config[version]
    anchors = config['anchors'] if 'anchors' in config else []
    if type(row[0]) == str:
        object_value = {}
        for key in omap :
            index = omap[key]
            if anchors and set(anchors) & set(row):
                _key = list(set(anchors) & set(row))[0]
                
                aindex = row.index(_key)
                index = aindex +  index

            if index < len(row) :
                value = row[index] 
        if line.strip().startswith(section) :
            if _info :
                try: