Helper Function to fund headers in har

python pandas helper.py

def findHeader(req,headertype,headername,op = None):
    value = "None"
    if headertype == 'response':
        for h in req['response']['headers']:
            if op == 'in':
                if headername in h['name']:
                    value = h['value']
                    break
            else:
                if headername == h['name']:
                    value = h['value']
                    
                    break
    if headertype == 'cdn-timing':
        value = 0
        for h in req['response']['headers']:
            if op == 'eq':
                if 'server-timing' in h['name']:
                    if headername in h['value']:
                        
                        value = int(h['value'].split(';')[1].split('=')[1])
                        break
        if value is None:
            return 0
    return value