WhatsApp Group chat analysis: cleaning data functions

cleaningdatafunctions.py

def startsWithDateAndTime(s):
    pattern = '^\d{1,2}/\d{1,2}/\d{1,2}, \d{1,2}:\d{1,2}\S [AaPp][Mm] -'
    result = re.match(pattern, s)
    if result:
        return True
    return False
  
def FindAuthor(s):
    patterns = [
        '([\w]+):',                        # Nombre
        '([\w]+[\s]+[\w]+):',              # Nombre + Apellido
        '([\w]+[\s]+[\w]+[\s]+[\w]+):',    # Nombre + Segundo Nombre + Apellido
        '([\w]+)[\u263a-\U0001f999]+:',    # Nombre con Emoji              
    ]
    pattern = '^' + '|'.join(patterns)
    result = re.match(pattern, s)
    if result:
        return True
    return False

def getDataPoint(line):   
    splitLine = line.split(' - ') 
    dateTime = splitLine[0]
    message = ' '.join(splitLine[1:])
    if FindAuthor(message): 
        splitMessage = message.split(': ') 
        author = splitMessage[0] 
        message = ' '.join(splitMessage[1:])
    else:
        author = None
    return dateTime, author, message