feat: 抖音三种方式登录实现 & 抖音滑块模拟滑动实现

tools/easing.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# copy from https://github.com/aneasystone/selenium-test/blob/master/12-slider-captcha.py
+# thanks to aneasystone for his great work
+import numpy as np
+import math
+
+
+# https://github.com/gdsmith/jquery.easing/blob/master/jquery.easing.js
+def ease_in_quad(x):
+    return x * x
+
+
+def ease_out_quad(x):
+    return 1 - (1 - x) * (1 - x)
+
+
+def ease_out_quart(x):
+    return 1 - pow(1 - x, 4)
+
+
+def ease_out_expo(x):
+    if x == 1:
+        return 1
+    else:
+        return 1 - pow(2, -10 * x)
+
+
+def ease_out_bounce(x):
+    n1 = 7.5625
+    d1 = 2.75
+    if x < 1 / d1:
+        return n1 * x * x
+    elif x < 2 / d1:
+        x -= 1.5 / d1
+        return n1 * x * x + 0.75
+    elif x < 2.5 / d1:
+        x -= 2.25 / d1
+        return n1 * x * x + 0.9375
+    else:
+        x -= 2.625 / d1
+        return n1 * x * x + 0.984375
+
+
+def ease_out_elastic(x):
+    if x == 0:
+        return 0
+    elif x == 1:
+        return 1
+    else:
+        c4 = (2 * math.pi) / 3
+        return pow(2, -10 * x) * math.sin((x * 10 - 0.75) * c4) + 1
+
+
+def get_tracks(distance, seconds, ease_func):
+    tracks = [0]
+    offsets = [0]
+    for t in np.arange(0.0, seconds, 0.1):
+        ease = globals()[ease_func]
+        offset = round(ease(t / seconds) * distance)
+        tracks.append(offset - offsets[-1])
+        offsets.append(offset)
+    return offsets, tracks
+
+
+if __name__ == '__main__':
+    o, tl = get_tracks(129, 3, "ease_out_expo")
+    print(tl)