Python dealing with files

file_manager.py

# -*- coding: utf-8 -*-

import os
import tempfile

from shutil import rmtree, copy2

TEMP_PATH = tempfile.gettempdir() or os.environ.get('TEMP')


def create_temp_directory(prefix='temp_dir_'):
    "Create a temporary directory and returns the directory pathname."
    return tempfile.mkdtemp(prefix=prefix)

def remove_temp_directory(directory_pathname):
    "Remove a directory."
    rmtree(directory_pathname)

def create_temp_file(directory=None, prefix='temp_file_', suffix='.tmp'):
    """
    Create a temporary file with a option prefix and suffix in a temporary or custom directory.
    Returns the filepath
    """
    fd, path = tempfile.mkstemp(prefix=prefix, dir=directory, suffix=suffix)
    return path

def create_temp_file_with_name(directory, name):
    "Create a temporary file with a specified name."
    filepath = os.path.join(directory, name)
    file_obj = open(filepath, 'wb')
    file_obj.close()
    return filepath

def rename_temp_file(filepath, name):
    "Rename an existent file. 'name' is not a file path, so it must not include the directory path name."
    directory = get_directory_of_the_file(filepath)
    new_filepath = os.path.join(directory, name)
    os.rename(filepath, new_filepath)
    return new_filepath

def remove_temp_file(filepath):
    "Remove a file."
    if os.path.exists(filepath):
        try:
            os.unlink(filepath)
        except WindowsError:
            pass

def copy_file_to_dir(filepath, directory):
    "Copy a file to a specified directory."
    copy2(filepath, directory)
    return get_filepath(directory, get_filename(filepath))

def add_text_to_file(filepath, content):
    "Add text to an existent file."
    the_file = open(filepath, 'a')
    the_file.write(content)
    the_file.close()

def get_directory_of_the_file(filepath):
    "Get the directory path name of a file."
    return os.path.dirname(filepath)

def get_filename(filepath):
    "Get the filename of a file."
    return os.path.basename(filepath)

def get_filepath(directory, filename):
    "Get the file path of a file with a defined name in a directory."
    return os.path.join(directory, filename)

def get_content_of_file(filepath):
    "Returns the content of a file."
    the_file = open(filepath, 'r')
    content = the_file.read()
    the_file.close()
    return content