file_to_string.py

def file_to_string(file_path):
"""
Converts a file into a string. \\t\\n join is used for format purposes in Outlook 
"""
    with open(file_path) as file_:
        reader = csv.reader(file_, delimiter=';')
        #If no delimiter is specified and are commas, ;, or other csv reader delimiters, this function may not
        #work as expected. Therefore we force it to have ; because are not likely to be present
        line = []
        for lines in reader:
            line.append(lines[0])

        return '\t\n'.join(line)