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lwhile · lwhile · commit d9128808a6ec · 2016-01-07T12:34:33.000+08:00
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diff --git a/lwh/1/addnum.py b/lwh/1/addnum.py
@@ -0,0 +1,18 @@
+from PIL import Image, ImageDraw
+from PIL import ImageFont
+import random
+
+# 设置字体
+font = ImageFont.truetype("C:/Windows/Fonts/Arial.ttf", 20)
+
+#打开文件
+im = Image.open("avatar.jpg")
+
+#使用PIl的ImageDraw
+draw = ImageDraw.Draw(im)
+text = str(random.randint(1, 20))
+point = (180, 10)
+draw.text(point, text, font=font, fill="red")
+
+#保存
+im.save("avatar2.jpg")
diff --git a/lwh/1/avatar.jpg b/lwh/1/avatar.jpg
diff --git a/lwh/2/active_code.py b/lwh/2/active_code.py
@@ -0,0 +1,38 @@
+"""
+做为 Apple Store App 独立开发者，你要搞限时促销，
+为你的应用生成激活码（或者优惠券），
+使用 Python 如何生成 200 个激活码（或者优惠券）？
+
+激活码格式:
+19个字符组成,分成4组,中间用"-"连接起来
+必须同时包含大小写字母数字
+
+"""
+import random
+import string
+
+
+def generate_active_code():
+    active_code = []
+    ascii_ = list(string.ascii_letters)
+    for i in range(200):
+        active_code_temp = ""
+        for j in range(19):
+            num_or_char = random.randint(0, 1)
+            # 用"-"连接
+            if j == 4 or j == 9 or j == 14:
+                active_code_temp = active_code_temp + "-"
+            # 生成数字
+            elif num_or_char == 0:
+                active_code_temp = active_code_temp + str(random.randint(0, 9))
+            # 生成字符
+            elif num_or_char == 1:
+                active_code_temp = active_code_temp + \
+                    str(ascii_[random.randint(0, len(ascii_) - 1)])
+        active_code.append(active_code_temp)
+
+    return active_code
+
+if __name__ == "__main__":
+    active_code = generate_active_code()
+    print(active_code)
