Show-Me-the-Code · horx · Sep 11, 2017 · Aug 5, 2017 · Aug 5, 2017 · Aug 5, 2017
diff --git a/doubi_sdust/0000.py b/doubi_sdust/0000.py
@@ -0,0 +1,20 @@
+'''
+
+第 0000 题： 将你的 QQ 头像（或者微博头像）右上角加上红色的数字，类似于微信未读信息数量那种提示效果。 类似于图中效果
+
+'''
+from PIL import Image, ImageDraw, ImageFont
+#PIL https://pillow.readthedocs.org/
+def add_num(img):
+    draw = ImageDraw.Draw(img)
+    #加载TrueType或OpenType字体文件，并创建一个字体对象。
+    myfont = ImageFont.truetype('C:/windows/fonts/Arial.ttf', size=20)
+    fillcolor = "#ff0000"
+    width, height = img.size
+    draw.text((width-40, 0), '2', font=myfont, fill=fillcolor)
+    img.save('result.jpg','jpeg')
+    return 0
+
+image = Image.open('image.jpg')
+print(image.format,image.size,image.mode)
+add_num(image)
diff --git a/doubi_sdust/0001.py b/doubi_sdust/0001.py
@@ -0,0 +1,35 @@
+'''
+第 0001 题： 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）？
+
+将 0001 题生成的 200 个激活码（或者优惠券）保存到 MySQL 关系型数据库中。
+'''
+import random
+import pymysql
+def creat_num(num,long):
+    str = 'qwertyuiopasdfghjklzxcvbnm1234567890'
+    b = []
+    for i in range(num):
+        a = ''
+        for j in range(long):
+            a += random.choice(str)
+        b.append(a)
+    return b
+
+def InsertIntoMysql(codelist):
+    # 打开数据库连接
+     db = pymysql.connect(host='127.0.0.1',user='root',passwd='919824467',db='mysql')
+    # 使用 cursor() 方法创建一个游标对象 cursor
+    cur = db.cursor()
+    #数据库语句
+    cur.execute('CREATE DATABASE IF NOT EXISTS code')
+    cur.execute('USE code')
+    cur.execute('''CREATE TABLE IF NOT EXISTS num(
+                    id INT NOT NULL AUTO_INCREMENT,
+                    code VARCHAR(32) NOT NULL,
+                    PRIMARY KEY(id) )''')
+            for num in codelist:
+                cur.execute('INSERT INTO num(code) VALUES(%s)',(num))
+                cur.connection.commit()
+    db.close()
+
+InsertIntoMysql(creat_num(200,10))
diff --git a/doubi_sdust/0002.py b/doubi_sdust/0002.py
@@ -0,0 +1 @@
+#refer to 0001.py
diff --git a/doubi_sdust/0003.py b/doubi_sdust/0003.py
diff --git a/doubi_sdust/0004.py b/doubi_sdust/0004.py
@@ -0,0 +1,14 @@
+'''
+第 0004 题： 任一个英文的纯文本文件，统计其中的单词出现的个数。
+'''
+
+# encoding: utf-8
+import collections
+import os
+
+with open('test.txt','r') as fp:
+    str1=fp.read().split(' ')
+b = collections.Counter(str1)
+with open('result.txt','w') as result_file:
+    for key,value in b.items():
+        result_file.write(key+':'+str(value)+'\n')
diff --git a/doubi_sdust/0005.py b/doubi_sdust/0005.py
@@ -0,0 +1,15 @@
+'''
+第 0005 题： 你有一个目录，装了很多照片，把它们的尺寸变成都不大于 iPhone5 分辨率的大小。
+'''
+from PIL import Image
+import os.path
+
+def Size(dirPath, size_x, size_y):
+    f_list = os.listdir(dirPath)
+    for i in f_list:
+        if os.path.splitext(i)[1] == '.jpg':
+            img = Image.open(i)
+            img.thumbnail((size_x,size_y))
+            img.save(i)
+            print(i)
+Size('D:\PyCharm 2017.1.3\projects', 1136, 640)
diff --git a/doubi_sdust/0006.py b/doubi_sdust/0006.py
@@ -0,0 +1,24 @@
+'''
+第 0006 题： 你有一个目录，放了你一个月的日记，都是 txt，为了避免分词的问题，假设内容都是英文，请统计出你认为每篇日记最重要的词。
+'''
+# encoding: utf-8
+import collections
+import os.path
+def judgeit(words):
+    for i in range(6):
+        if len(words[i]) > 2 and words[i] != 'the' and words[i] != 'her' and words[i] !=  'his' and words[i] != 'and' and words[i] != 'she':
+            return  words[i]
+    return words[7]
+
+def mainKeywords(dirPath):
+    f_list = os.listdir(dirPath)
+    for i in f_list:
+        if os.path.splitext(i)[1] == '.txt':
+            print('the keywords of' + i + ' is:' )
+            with open(i, 'r') as fp:
+                str1 = fp.read().split(' ')
+            b = collections.Counter(str1)
+            keywords = sorted(b, key=lambda x: b[x],reverse = True)
+            print(judgeit(keywords))
+
+mainKeywords('D:\PyCharm 2017.1.3\projects')
diff --git a/doubi_sdust/0007.py b/doubi_sdust/0007.py
@@ -0,0 +1,39 @@
+'''
+第 0007 题： 有个目录，里面是你自己写过的程序，统计一下你写过多少行代码。包括空行和注释，但是要分别列出来。
+'''
+import os.path
+import re
+def mainKeywords(dirPath):
+    blank, comments, codelines, totalines, count, temp = 0, 0, 0, 0, 0, 0
+    f_list = os.listdir(dirPath)
+    for i in f_list:
+        if os.path.splitext(i)[1] == '.py':
+            print(i)
+            with open(i, 'r', encoding='utf-8') as fp:
+                while True:
+                    line = fp.readline()
+                    totalines += 1
+                    if not line:
+                        break
+                    elif line.strip().startswith('#'):
+                        comments += 1
+                    elif line.strip().startswith("'''") or line.strip().startswith('"""'):
+                        comments += 1
+                        if line.count('"""') == 1 or line.count("'''") == 1:
+                            while True:
+                                line = fp.readline()
+                                totalines += 1
+                                comments += 1
+                                if ("'''" in line) or ('"""' in line):
+                                    break
+                    elif line.strip():
+                        codelines += 1
+                    else:
+                        blank += 1
+                print('the nuber of totalines is : ' + str(totalines-1))
+                print('the nuber of comments is : ' + str(comments))
+                print('the nuber of codelines is : ' + str(codelines))
+                print('the nuber of blanklines is : ' + str(blank))
+                blank, comments, codelines, totalines = 0, 0, 0, 0
+
+mainKeywords('D:\PyCharm 2017.1.3\projects')
diff --git a/doubi_sdust/0008.py b/doubi_sdust/0008.py
@@ -0,0 +1,19 @@
+'''
+第 0008 题： 一个HTML文件，找出里面的正文。
+
+第 0009 题： 一个HTML文件，找出里面的链接。
+'''
+
+# coding=utf-8
+from bs4 import BeautifulSoup
+def sechBodyUrl(path):
+    with open(path,encoding='utf-8') as fp:
+        text = BeautifulSoup(fp, 'lxml')
+        urls = text.findAll('a')
+        for u in urls:
+            print(u['href'])
+        content = text.get_text().strip('\n')
+    return content
+
+sechBodyUrl('0007.html')
+#print(searchBody('0007.html'))
diff --git a/doubi_sdust/0009.py b/doubi_sdust/0009.py
@@ -0,0 +1 @@
+#refer to 0008.py
diff --git a/doubi_sdust/0010.py b/doubi_sdust/0010.py
@@ -0,0 +1,37 @@
+'''
+第 0010 题： 使用 Python 生成类似于下图中的字母验证码图片
+
+参考廖雪峰代码：liaoxuefeng.com/…/00140767171357714f87a053a824ffd811d98a83b58ec13000
+'''
+from PIL import Image, ImageDraw, ImageFont, ImageFilter
+import random
+
+# 随机字母:
+def rndChar():
+    return chr(random.randint(65, 90))
+# 随机颜色1:
+def rndColor():
+    return (random.randint(64, 255), random.randint(64, 255), random.randint(64, 255))
+# 随机颜色2:
+def rndColor2():
+    return (random.randint(32, 127), random.randint(32, 127), random.randint(32, 127))
+
+# 240 x 60:
+width = 240
+height = 60
+image = Image.new('RGB', (width, height), (255, 255, 255))
+# 创建Font对象:
+font = ImageFont.truetype('C:/windows/fonts/Arial.ttf', 36)
+# 创建Draw对象:
+draw = ImageDraw.Draw(image)
+# 填充每个像素:
+for x in range(width):
+    for y in range(height):
+        draw.point((x, y), fill=rndColor())
+# 输出文字:
+for t in range(4):
+    draw.text((60 * t + 10, 10), rndChar(), font=font, fill=rndColor2())
+# 模糊:
+image = image.filter(ImageFilter.BLUR)
+image.save('code.jpg', 'jpeg');
+image.show('code.jpg')