Merge pull request Show-Me-the-Code#41 from PanChuan/master

from PanChuan,0000 and 0001 done

Author: horx

PanChuan/0000/final.png

@@ -0,0 +1,33 @@
+from PIL import Image
+from PIL import ImageFont
+from PIL import ImageDraw
+
+"""
+make an image's white part to be transparent for merging with another image
+"""
+def white_to_transparent(img):
+	img = img.convert('RGBA')
+	datas = img.getdata()
+	newData=[]
+	for item in datas:
+		if item[0] == 255 and item[1] == 255 and item[2] == 255:
+			newData.append((255,255,255,0))
+		else:
+			newData.append(item)
+	img.putdata(newData)
+	return img
+
+if __name__ == "__main__":
+	p1_name = "github_logo.png"
+	p2_name = "red_reminder.png"
+	p1_image = Image.open(p1_name)
+	p2_image = Image.open(p2_name)
+	p2_transparent = white_to_transparent(p2_image)
+	p1_image.paste(p2_transparent,(0,0),p2_transparent)
+
+	usr_font = ImageFont.truetype("./yahei.TTF",32)
+	draw = ImageDraw.Draw(p1_image)
+	draw.text((152,8),u'12',font = usr_font)
+	p1_image.save("final.png","PNG")
+
+

PanChuan/0000/generate_red_reminder.py

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+import string
+import random
+
+"""
+generate COUPON_NUM coupons,every coupon consists of
+COUPON_STR_LEN digit which are capital letter or 0~9 
+"""
+COUPON_NUM = 200
+COUPON_STR_LENGTH = 8
+
+if __name__ == "__main__":
+	lst = list(string.letters)[26:] + list(string.digits)
+	for i in range(COUPON_NUM):
+		coupon_list = [random.choice(lst) for i in range(COUPON_STR_LENGTH)]
+		coupon_str = "".join(coupon_list)
+		print coupon_str
+
+			
+		
+