How to use is_valid_filename method in autotest

Best Python code snippet using autotest_python

test_files_helpers.py

Source:test_files_helpers.py

...68        assert is_valid_number(None) is False69        assert is_valid_number("") is False70        assert is_valid_number("ABC") is False71        assert is_valid_number("123")72    def test_is_valid_filename(self):73        assert is_valid_filename(123) is False74        assert is_valid_filename("123") is False75        assert is_valid_filename(None) is False76        assert is_valid_filename("None") is False77        assert is_valid_filename({}) is False78        assert is_valid_filename(".png") is False79        assert is_valid_filename(".") is False...

main.py

Source:main.py

...8end='start' 9used=[]10codec = cv2.VideoWriter_fourcc(*"XVID") 11while(end!='end'):12    while is_valid_filename(filename)!=True or filename in used:13        filename = input("Enter File Name to save recording:")+".avi"14        if is_valid_filename(filename)!=True:15            print("\nInvalid File Name. Try again")16        elif filename in used:17            print("\nFile Name already exists.Enter new file name")18    if is_valid_filename(filename) :19        print("Recording Started.\n")20        used.append(filename)21        notification.notify(22            title='Screen-Recorder',23            message='Recording started. Press Q to stop recording.',24            app_icon=None, 25            timeout=2, 26        )27        # vary FPS as per need or if any video speed related issues are observed.28        fps = 20.029        out = cv2.VideoWriter(filename, codec, fps, resolution) 30        cv2.namedWindow("Live", cv2.WINDOW_NORMAL) 31        cv2.resizeWindow("Live", 480, 270) 32        ...

utils.py

Source:utils.py

...8else:9    from typing import Literal10ReadModeT = Literal['UNCHANGED', 'GRAY', 'GRAY_ALPHA', 'RGB', 'RGB_ALPHA']11_image_file_end_expr = re.compile(r'\.(png|jpe?g)$')12def is_valid_filename(path: str) -> bool:13    """check if a path to an image file is a valid png or jpg by checking filename.14    Args:15        path: path to check.16    Example:17        >>> from hearth.vision.utils import is_valid_filename18        >>>19        >>> is_valid_filename('blah.jpg')20        True21        >>> is_valid_filename('blah.png')22        True23        >>> is_valid_filename('blah.jpeg')24        True25        >>> is_valid_filename('nested/dir/blah.jpg')26        True27        >>> is_valid_filename('blah.txt')28        False29    """30    return _image_file_end_expr.search(path) is not None31def read_image(path: str, mode: ReadModeT = 'RGB'):32    """read an image (with proper handling for user dir) in given mode.33    Args:34        path: path to image file35        mode: string name for read mode, lowercased values will be translated to upercase. Defaults36            to 'RGB'.37    """38    return _read_img(os.path.expanduser(path), getattr(ImageReadMode, mode.upper()))39def show_img(img):40    """plot a single image."""41    return plt.imshow(img.transpose(0, -1))

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