10 examples of 'python create file if not exists' in Python

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def create_file(textfile):
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    """ Creates text file containing
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        directory description
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        if the description doesn't exist
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    """
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    try:
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        err_text = '"This directory doesn\'t have description.' +\
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                   'Would you like to create one now?"'
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        subprocess.check_call([
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                              'zenity',
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                              '--error',
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                              '--text=' + err_text
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                              ])
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    except subprocess.CalledProcessError:
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        sys.exit()
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    # ensure we create the file
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    with open(textfile,'w') as text:
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        text.write('')                
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    try:
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        output = subprocess.check_output([
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                           'zenity', 
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                           '--text-info', 
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                           '--editable',
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                           '--filename=' + textfile
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                           ])
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    except subprocess.CalledProcessError:
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        sys.exit()
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    with open(textfile,'w') as text:
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        text.write(output.decode())

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def create(self, path, contents):
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    dname = os.path.dirname(path)
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    if len(dname) > 0 and not os.path.isdir(dname):
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        os.makedirs(dname)
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    with open(path, 'w+') as fd:
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        fd.write(contents)

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def create_script(script, name):
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    """Create script as temp file to be run on Stoomboot"""
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    script_name = 'his_{name}.sh'.format(name=name)
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    script_path = os.path.join('/tmp', script_name)
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    with open(script_path, 'w') as script_file:
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        script_file.write(script)
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    os.chmod(script_path, 0o774)
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    return script_path, script_name

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def create_if_required(self, path):
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    if not os.path.exists(path):
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        os.makedirs(path)

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def ensure_file_exists(filename, context=None):
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    real_filename = filename
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    if context:
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        real_filename = realpath_with_context(filename, context)
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    if not os.path.exists(real_filename):
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        create_textfile_with_contents(real_filename, "")
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    assert os.path.exists(real_filename), "ENSURE file exists: %s" % filename

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def make_accessible(path):
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    os.chmod(os.path.dirname(path), stat.S_IWRITE | stat.S_IEXEC | stat.S_IREAD)
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    os.chmod(path, stat.S_IWRITE | stat.S_IEXEC | stat.S_IREAD)

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def write_file(filename, content=None, mode="w"):
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    """
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    write_file(filename, content=None, mode="w")
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    Creates a file including parent directories, default mode mode is 'w'
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    """
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    if not os.path.exists(filename):
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        file_path = os.path.splitdrive(filename)[-1]
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        folders = os.path.split(file_path)[0]
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        mkdir(folders)
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    with open(filename, mode) as myfile:
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        myfile.write(str(content))

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def put_file(dirname, filename):
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    """Put file into directory and return absolute path."""
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    path = os.path.realpath(os.path.join(dirname, filename))
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    mkdir_p(os.path.dirname(path))
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    with open(path, 'w') as stream:
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        stream.write(filename)
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    return path

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def touch(filename, contents=''):
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    path, _ = os.path.split(filename)
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    if len(path) > 0:
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        try:
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            os.makedirs(path)
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        except FileExistsError:
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            pass
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    with open(filename, 'w') as fp:
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        fp.write(contents)

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def create_files():
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    f = open("linked.lst", "a");
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    f.close();
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    f = open("linkedsrc.lst", "a");
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    f.close();
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    f = open("skipped.lst", "a");
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    f.close();
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    f = open("skippedsrc.lst", "a");
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    f.close();