phitonthel / mcnpx-generator-reader Goto Github PK

def replace_specific_line(line_number, read_file_name, line_content, write_file_name, save_path=DIRECTORY):
    read_file = open(read_file_name, "r")
    list_of_lines = read_file.readlines()
    list_of_lines[line_number - 1] = f"{line_content}\n"
    read_file.close()

    write_file_name = os.path.join(save_path, write_file_name)

    write_file = open(write_file_name, "w+") #will create if there is no file
    write_file.writelines(list_of_lines)
    write_file.close()

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