Автоматические космические обои

main.py

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+import math
+from bs4 import BeautifulSoup
+import requests
+
+import ctypes
+import os
+import urllib
+
+from PIL import Image
+from screeninfo import get_monitors
+
+
+class Nasa:
+
+    def __init__(self):
+        self.url = "https://apod.nasa.gov/apod/"
+        self.headers = {'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_3) '
+                                      'AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36'}
+        self.photoName = "everydayphotonasa.jpg"
+        self.screen_size = (self.get_size_screen())
+
+    def download_photo(self):
+        full_page = requests.get(self.url, headers=self.headers)
+        soup = BeautifulSoup(full_page.content, 'html.parser')
+        for link in soup.select("img"):
+            lnk = link["src"]
+            print(f"Сохарняю картинку — {self.url + lnk}")
+
+        img = urllib.request.urlopen(self.url + lnk).read()
+        out = open(self.photoName, "wb")
+        out.write(img)
+        out.close()
+
+    def get_size_photo(self):
+        image = Image.open(self.photoName)
+        width, height = image.size
+        return width, height
+
+    def get_size_screen(self):
+        for m in get_monitors():
+            width = m.width
+            height = m.height
+            return width, height
+
+    def set_wallpaper(self):
+        path = os.path.abspath(self.photoName)
+        ctypes.windll.user32.SystemParametersInfoW(20, 0, path, 0)
+
+    def aspect_ratio(self, width, height):
+        k = math.gcd(width, height)
+        return width // k, height // k
+
+    def valid_image(self):
+        w_image, h_image = self.get_size_photo()
+        w_image, h_image = self.aspect_ratio(w_image, h_image)
+        w_screen, h_screen = self.aspect_ratio(self.screen_size[0], self.screen_size[1])
+        return w_image == w_screen and h_image == h_screen
+
+    def crop_image(self):
+        size_screen = self.get_size_screen()
+        img = Image.open(self.photoName)
+        img_crop = img.crop((0, 0, size_screen[0], size_screen[1]))
+        img_crop.save(self.photoName)
+
+    def start(self):
+        self.download_photo()
+        if not self.valid_image():
+            self.crop_image()
+
+        self.set_wallpaper()
+
+
+if __name__ == "__main__":
+    nasa = Nasa()
+    nasa.start()