# PYTHON:raised_hands:
### :bulb:基本語法:bulb:
|名稱|解釋|名稱|解釋|
|-|-|-|-|
|#|註解|print|在輸出畫面中顯示文字訊息|
|input|輸入資料|eval|文字資料轉數字資料
|%d|字串|%3d|字串前預留3個位置|
|{}|抓取後面資料|str|變成字串|
|int|整數|float|小數or浮點數|
|%|餘數|//|商|
|**|平方|==|判斷兩個值是否相等|
|IF|如果,A條件成立,執行A命令|elif|B條件成立,執行B指令|
|else|否則,以上條件均不符合,執行最後一行語法|and|且|
|or|或|/n|換行|
|!=|不等於|||
|||||
---
# --1215--
### :bulb:輸入輸出:bulb:
```py=
a=3
b=4
print(a+b)
```
* `Ctrl`+`F5`=執行
---
* input=輸入
* eval=文字轉數字
```py=
a=eval(input("a="))
b=eval(input("b="))
print(a+b)
```
---
* %d=字串
* %3d=預留3個位置
```py=
a=eval(input("a="))
b=eval(input("b="))
print("%d+%d=%d" % (a,b,a+b))
```
---
* {}=抓取後面資料
```py=
a=eval(input("a="))
b=eval(input("b="))
print("{}+{}={}" .format(a,b,a+b))
```
---
* str=變成字串
```py=
a="abc"
b="123"
print(a+str(b))
```
---
#### ==計算溫度==
* int=整數
* floot=浮點數
```py=
c=eval(input("請輸入攝氏溫度："))
f=9/5*c+32
print("轉換後的華氏溫度：%.2f"% f)
```
```py=
f=eval(input("請輸入華氏溫度："))
c=(f-32)*5/9
print("轉換後的攝氏溫度：%.2f"% c)
```
---
#### ==計算BMI==
* %=餘數
* //=商
* **=根號
```py=
w=eval(input("請輸入體重(kg)："))
h=eval(input("請輸入身高(cm)："))
h=h/100
b=w/(h**2)
print("轉換後的BMI：%.2f"% b)
```
---
### :bulb:關係運算:bulb:
#### ==絕對值==
```py=
a=eval(input("請輸入數字："))
if a<0:
b=-a
else:
b=a
print("%.2f 的絕對值是%.2f" % (a, b))
```
#### ==奇偶判斷==
* == 判斷兩邊是否相等
* %d=顯示a，%s=顯示s
```python=
a=eval(input("請輸入一個整數："))
if a%2 == 0:
s="偶數"
else:
s="奇數"
print("%d 是 %s" % (a,s))
```
---
### :bulb:多重判斷:bulb:
#### ==成績判斷==
```py=
score=eval(input("請輸入一個分數："))
if 100>=score and score>=88:
s="甲等"
elif 80>score>=60:
s="乙等"
elif 60>score>=0:
s="丙等"
else:
s="輸入錯誤"
print("%d 是 %s" % (score,s))
```
#### ==二元一次方程式==
```py=
a=eval(input("請輸入a係數："))
b=eval(input("請輸入b係數："))
c=eval(input("請輸入c常數項："))
d=b**2-4*a*c
if d>0:
print("無解")
elif d==0:
x=(-b)/(2*a)
print("一組解：%.2f" % x)
else:
x1=(-b+d**0.5)/(2*a)
x2=(-b-d**0.5)/(2*a)
print("兩組解：%.2f,%.2f" % (x1,x2))
```
---
#### ==商店1==
```py=
a=eval(input("請輸入消費金額："))
b=eval(input("請輸入現金："))
if a>=5000:
a*=0.7
b=b-a
print("折扣後的金額：%.0f" % a)
print("找零：%.0f" % b)
elif a<5000 and a>=3000:
a*=0.8
b=b-a
print("折扣後的金額：%.0f" % a)
print("找零：%.0f" % b)
elif a<3000 and a>=1000:
a*=0.9
print("折扣後的金額：%.0f" % a)
print("找零：%.0f" % b)
elif a<1000 and a>=0:
a=a
print("折扣後的金額：%.0f" % a)
print("找零：%.0f" % b)
else:
print("金額輸入錯誤")
```
#### ==商店2==
```py=
a=eval(input("請輸入消費金額："))
b=eval(input("請輸入現金："))
if a>=5000:
a*=0.7
print("折扣後的金額：%.0f" % a)
if b<a:
s=a-b
print("還須補：%.0f元" % s)
else:
b=b-a
print("找零：%.0f" % b)
elif a<5000 and a>=3000:
a*=0.8
print("折扣後的金額：%.0f" % a)
if b<a:
s=a-b
print("還須補：%.0f元" % s)
else:
b=b-a
print("找零：%.0f" % b)
elif a<3000 and a>=1000:
a*=0.9
print("折扣後的金額：%.0f" % a)
if b<a:
s=a-b
print("還須補：%.0f元" % s)
else:
b=b-a
print("找零：%.0f" % b)
elif a<1000 and a>=0:
a=a
print("折扣後的金額：%.0f" % a)
if b<a:
s=a-b
print("還須補：%.0f元" % s)
else:
b=b-a
print("找零：%.0f" % b)
else :
print("金額輸入錯誤")
```
---
# --1222--
### :bulb:FOR迴圈:bulb:
#### ==1+2+...+100==
```py=
s=0
# 將數字從 1 加到 100
for i in range(1, 101, 1):
# 將 i 加到 s 中
s += i
print("1+2+...+100=%d" % s)
```
* s=0 宣告起始值
#### ==1+3+5+...+99==
```py=
s=0
# 將奇數從 1 加到 99
for i in range(1,100,2):
s+=i
print("1+3+...+99=%d" % s)
```
#### ==顯示1~100每5個數字換行==
```py=
for i in range(1,101):
# %5d 表示輸出的數字佔 5 個位子
print("%5d" % i, end="")
# 每 5 個數字就換行
if i % 5 == 0:
print()
```
* /n=換行
---
#### ==判斷質數==
```py=
n=eval(input("請輸入一個整數："))
# 預設flag=0是質數
flag=0
# 從 n-1 開始遞減到 2
for i in range(n-1, 1, -1):
# 如果 n 能被 i 整除，不是質數
if n % i == 0:
# 將flag設為 1 ，中斷迴圈
flag = 1
break
# 檢查flag，0 是質數
if flag == 0:
print("%d 是質數" % n)
else:
print("%d 不是質數" % n)
```
:::success
```py=
n=eval(input("請輸入一個整數："))
# 從 n-1 開始遞減到 2
for i in range(n-1, 1, -1):
# 如果 n 能被 i 整除，不是質數
if n % i == 0:
print("%d 不是質數" % n)
break
else:
# 如果在迴圈中沒有被中斷，是質數
print("%d 是質數" % n)
```
:::
#### ==1~100以內的質數==
```py=
s=0
# 找出 2 到 100 之間的質數
for n in range(2, 101):
# 從 n-1 開始遞減到 2
for i in range(n-1, 1, -1):
# 如果 n 能被 i 整除，不是質數，中斷迴圈
if n % i == 0:
break
else:
# 輸出質數，質數計數器+1
print("%5d" % n, end="")
s += 1
# 一行 5 個質數，換行
if s % 5 == 0:
print()
print("共有 %d 個質數" % s)
```
---
#### ==最大公因數==
```py=
a,b=eval(input("請輸入兩個整數："))
# 從較小的數字開始遞減到 1
for i in range(a, 0, -1):
# 如果 a 與 b 能被 i 整除，找到最大公因數，中斷迴圈
if a % i == 0 and b % i == 0:
gcd = i
break
print("最大公因數：%d" % gcd)
# 如果最大公因數為 1，兩數互質
if gcd == 1:
print("%d, %d 兩數互質" % (a, b))
```
#### ==雞兔同籠==
:::success
```py=
t=eval(input("請輸入雞兔的總數："))
leg=eval(input("請輸入雞兔腳的總數："))
# 從 t 開始遞減到 0
for i in range(t, -1, -1):
# 假設有 c 隻雞，r 隻兔
c = i
r = t - c
# 檢查腳的總數
if c * 2 + r * 4 == leg:
print("雞有 %d 隻，兔有 %d 隻" % (c, r))
break
else:
# 迴圈沒有中斷表示無解
print("無解")
```
:::
---
# --1229--
### :bulb:WHILE迴圈:bulb:
#### ==1+2+...+100==
```py=
i=1
sum=0
while i <100:
sum+=i
i+=1
print("1+2+3+...+100=%d" % sum)
```
#### ==存款利率==
```py=
money=eval(input("存款金額："))
rate=eval(input("輸入銀行利率："))
target=eval(input("輸入目標金額："))
year=0
# 計算需要幾年才能達到目標金額
while money <= target:
# 存款金額根據銀行利率增加
money = money + money * rate
# 年份+1
year += 1
print("需存 %d 年" % year)
print("存款金額：%.2f元" % money)
```
#### ==數字轉換==
```py=
x=eval(input("請輸入數字："))
y=0
while x > 0:
# 取 x 的最後一位數，加到 y 的十位上
y = x % 10 + y * 10
# 去掉 x 的最後一位數
x = x // 10
print("%d" % y)
```
---
### **:bulb:函式:bulb:**
#### ==執行函式==
```py=
def printstar(n):
# 輸出星號，執行 n 次
for i in range(0, n):
# 輸出星號不換行
print("*", end="")
# 傳遞參數 5，輸出 5 個星號
printstar(5)
```
#### ==階層==
```py=
# 計算 n 的階乘
def fact(n):
p=1
for i in range(1,n+1):
p=p*i
return p
# 計算 5 的階乘除以 2 的階乘
print(fact(5)/fact(2))
# 計算 5 的階乘除以 3 的階乘再除以 2 的階乘
print(fact(5)/fact(3)/fact(2))
```
#### ==1-100的總和與平均==
```py=
def sumaverage(n1,n2=100):
sum=0
average=0.0
# 計算總和
for i in range(n1,n2+1):
sum+=i
# 計算平均值
average=sum/(n2-n1+1)
# 返回總和和平均值
return sum,average
def main():
s,a=sumaverage(1,100)
print("總和=%d,平均=%.2f" % (s,a))
```
#### ==分數相加==
:::success
```py=
# 最大公因數函數
def gcd(a, b):
for i in range(a, 0, -1):
if (a % i == 0) and (b % i == 0):
x = i
break
return x
# 輸入兩個分數的分子分母
a1 = int(input("輸入第一個分數的分子："))
a2 = int(input("輸入第一個分數的分母："))
b1 = int(input("輸入第二個分數的分子："))
b2 = int(input("輸入第二個分數的分母："))
# 計算最大公因數
m = gcd(a2, b2)
# 計算最小公倍數
lcm = a2 * b2 // m
# 分子相加
x = a1 * (lcm // a2) + b1 * (lcm // b2)
# 化簡
z = gcd(x, lcm)
x = x / z
lcm = lcm / z
# 輸出
print("運算結果：%d / %d " % (x, lcm))
```
:::
---
# --0105--
### :bulb:上機考:bulb:
#### ==01.計算總分及平均==
```py=
# 輸入國英數成績
x=eval(input("請輸入國文成績："))
y=eval(input("請輸入英文成績："))
z=eval(input("請輸入數學成績："))
# 計算總分及平均
t= x + y + z
a= t / 3
# 輸出
print("總分為：%d，平均為：%.2f" % (t,a))
```
#### ==02.判斷三角形==
* **=平方
```py=
x, y, z = eval(input("請輸入三邊長："))
if x + y < z or x + z < y or y + z < x:
print("無法構成三角形")
elif x**2 + y**2 == z**2 or x**2 + z**2 == y**2 or y**2 + z**2 == x**2:
print("直角三角形")
elif x**2 + y**2 < z**2 or x**2 + z**2 < y**2 or y**2 + z**2 < x**2:
print("鈍角三角形")
else:
print("銳角三角形")
```
#### ==03.判斷質數==
```py=
n=eval(input("請輸入一個整數："))
# 從 n-1 開始遞減到 2
for i in range(n-1, 1, -1):
# 如果 n 能被 i 整除，不是質數
if n % i == 0:
print("%d 不是質數" % n)
break
else:
# 如果在迴圈中沒有被中斷，是質數
print("%d 是質數" % n)
```
#### ==04.雞兔同籠==
```py=
t=eval(input("請輸入雞兔的總數："))
leg=eval(input("請輸入雞兔腳的總數："))
# 從 t 開始遞減到 0
for i in range(t, -1, -1):
# 假設有 c 隻雞，r 隻兔
c = i
r = t - c
# 檢查腳的總數
if c * 2 + r * 4 == leg:
print("雞有 %d 隻，兔有 %d 隻" % (c, r))
break
else:
# 迴圈沒有中斷表示無解
print("無解")
```
#### ==05.分數相加==
```py=
# 最大公因數函數
def gcd(a, b):
for i in range(a, 0, -1):
if (a % i == 0) and (b % i == 0):
x = i
break
return x
# 輸入兩個分數的分子分母
a1 = int(input("輸入第一個分數的分子："))
a2 = int(input("輸入第一個分數的分母："))
b1 = int(input("輸入第二個分數的分子："))
b2 = int(input("輸入第二個分數的分母："))
# 計算最大公因數
m = gcd(a2, b2)
# 計算最小公倍數
lcm = a2 * b2 // m
# 分子相加
x = a1 * (lcm // a2) + b1 * (lcm // b2)
# 化簡
z = gcd(x, lcm)
x = x / z
lcm = lcm / z
# 輸出
print("運算結果：%d / %d " % (x, lcm))
```
---
# --0301--
### :bulb:LIST串列:bulb:
#### ==抓出list資料==
```py=
list1=[]
list2=[1,2,3,4,5]
print(list2)
i=0
for i in range(0,len(list2)):
print("%d : %d" % (i,list2[i]))
```
#### ==list資料相加==
```py=
list1=[]
list2=[1,2,3,4,5]
print(list2)
s=0
for a in list2:
s+=a
print("list2的總和：%d" % s)
```
#### ==移出list資料==
* append=加入進去
* insert=插入
```py=
list1=[]
list1.append(1)
list1.append(2)
list1.insert(1,4)
print(list1)
c=list1.pop(1)
print(c)
```
#### ==list資料排序==
* sort=遞增排序
* reverse=反轉
```py=
list1=[]
list1.append(1)
list1.append(2)
list1.insert(1,4)
print(list1)
list1.sort()
print(list1)
list1.reverse()
print(list1)
```
#### ==list資料大小==
```py=
list1=[]
list1.append(1)
list1.append(2)
list1.insert(1,4)
print(list1)
print(sum(list1))
print(max(list1))
print(min(list1))
```
#### ==抽籤樂透==
```py=
import random
l=[]
c=0
while c<5:
a=random.randint(1,49)
# 數字不重複
if a not in l:
print(a,end=" ")
l.append(a)
c+=1
```
---
### **:bulb:二維串列:bulb:**
#### ==資料相加==
```py=
import random
l=[]
c=0
while c<5:
a=random.randint(1,49)
# 數字不重複
if a not in l:
print(a,end=" ")
l.append(a)
c+=1
```
#### ==新增二維串列==
```py=
import random
l=[]
for i in range(4):
# 加入空串列
l.append([])
for j in range(3):
# 串列中加入3個隨機數字
l[i].append(random.randint(1,10))
for i in l:
for j in i:
# i是串列，j是整數
print("%5d" % j,end=" ")
# 換行
print()
```
#### ==撲克牌加總==
:::success
```py=
c=[]
for i in range(5):
a=input()
c.append(a)
s=0
for x in c:
if x=="A" or x=="a":
s+=1
elif x=="J" or x=="j":
s+=11
elif x=="Q" or x=="q":
s+=12
elif x=="K" or x=="k":
s+=13
else:
s+=int(x)
print("總和=%d" % s)
```
:::
#### ==亂數最大相加==
:::success
```py=
import random
c=[]
for i in range(10):
c.append(random.randint(1,100))
# 小到大
c.sort()
for x in c:
print("%4d" % x,end=" ")
print()
# 大到小
c.reverse()
for i in range(3):
print("%4d" % c[i],end=" ")
```
:::
---
# --0308--
#### ==1-20的數字重複最多次==
:::success
```py=
import random
l=[0]*20
for i in range(0,10):
a=random.randint(1,20)
l[a-1]+=1
print (l)
max=0
index=""
for i in range(0,20):
if l[i]>max:
max=l[i]
index=str(i+1)
elif l[i]==max:
index=index + "," + str(i+1)
print ("%s ：%d" % (index, max))
```
:::
---
### **:bulb:DICTIONARY字典:bulb:**
#### ==字典增加值==
```py=
dic10={}
dic10={'Taipei':"101",'Paris':"Tour Eiffel",'London':"Big Ben"}
print (dic10['Taipei'])
print (dic10['London'])
# 增加值
dic10['Berlin']='wall'
# del=刪除值
for i in dic10:
print("%s: %s" % (i, dic10[i]))
print(dic10.keys())
# keys=鍵值
for k in dic10.keys():
print(k)
print(dic10.values())
```
#### ==dic數字出現次數==
:::success
```py=
import random
dic={}
for i in range(5):
a=random.randint(1,10)
if a in dic:
dic[a]+=1
else:
dic[a]=1
print (dic)
max_int=0
index=""
for i in dic:
if dic[i]>max_int:
max_int=dic[i]
index=str(i)
elif dic[i]==max_int:
index=index + ',' + str(i)
print ("%s ：%d" % (index, max_int))
```
:::
---
### **:bulb:檔案:bulb:**
#### ==寫入檔案==
* write=寫入
* read=讀取
* open=開啟
* close=關閉
* \n=換行
```py=
with open('f.txt','w',encoding='utf-8') as f:
# \n=換行
f.write('中壢高商\n')
f.write('資料處理科\n')
f.write('蔡堯年')
```
#### ==讀取檔案==
```py=
f=open('test.txt','r',encoding='utf-8')
t=f.readline()
while t!="":
print (t)
a=t.split(",")
for i in range(1,4):
a[i] = eval(a[i])
t=f.readline()
f.close()
```
---
# --0315--
#### ==讀寫資料==
```py=
f=open('test.txt', 'r',encoding='utf-8')
t=f.readline()
all=[]
while t!="":
# print(t)
a=t.split(",")
s=0
for i in range(1,4):
a[i]=eval(a[i])
s=s+a[i]
a.append(s)
all.append(a)
t=f.readline()
f.close()
f=open('out.txt','w',encoding='utf-8')
for b in all:
for c in b:
# print(c,end=" ")
f.write(str(c)+' ')
f.write('\n')
f.close()
```
#### ==快速讀寫==
:::success
```py=
f1=open('test.txt', 'r',encoding='utf-8')
f2=open('out.txt','w',encoding='utf-8')
t=f1.readline()
while t!="":
a=t.split(",")
s=0
f2.write(a[0]+','+a[1])
for i in range(2,5):
a[i]=eval(a[i])
f2.write(','+str(a[i]))
s=s+a[i]
f2.write(','+str(s)+'\n')
t=f1.readline()
f1.close()
f2.close()
```
:::
---
### **:bulb:爬蟲:bulb:**
#### ==高鐵訂票網站連線==
* pip install -U requests=安裝套件
```py=
import requests
url="https://irs.thsrc.com.tw/IMINT"
h={'user-agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36'}
r=requests.get(url,headers=h)
print (r)
```
#### ==PTT電影資料解析==
* pip install -U beautifulsoup4=安裝套件
```py=
import requests
import bs4
url="https://www.ptt.cc/bbs/movie/index.html"
h={'user-agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36'}
# 連線結果
r=requests.get(url,headers=h)
r.encoding='utf-8'
st=r.text
# 解析結果
root=bs4.BeautifulSoup(st,'html.parser')
# print (root.title.string)
titles=root.find_all('div',class_="title")
print (title.a.string)
```
---
# --0322--
* `F12`➩`Network`➩`F5`➩`Headers`➩`User-Agent:`
#### ==PTT電影資料解析==
```py=
import requests
import bs4
url="https://www.ptt.cc/bbs/movie/index.html"
h={'user-agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36'}
c=0
output=''
while c<5:
c=c+1
r=requests.get(url,headers=h)
r.encoding='utf-8'
st=r.text
# 解析結果
root=bs4.BeautifulSoup(st,'html.parser')
# print (root.title.string)
titles=root.find_all('div',class_="title")
for title in titles:
if title.a !=None:
output+= title.a.text + '\n'
# print (title.a.text)
# url="https://www.ptt.cc/bbs/movie/index"+str(c)+".html"
# h={'user-agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36'}
nextlink=root.find('a',string='‹ 上頁')
url="http://www.ptt.cc" + nextlink.get('href')
f=open('movie.text','w',encoding='utf-8')
f.write(output)
```
---
# --0329--
### :bulb:上機考:bulb:
#### ==01.1-20的數字重複次數==
```py=
# 導入 random 模組，用於生成隨機數
import random
# 生成隨機整數列表
l=[]
for i in range(0,10):
l.append(random.randint(1,20))
# 輸出隨機整數列表
for x in l:
print("%d" % x,end=" ")
print()
max=0
index=""
# 找出出現次數最多的整數
# 1到20的整數範圍
for c in range(1,21):
# 如果整數 c 在列表 l 中出現的次數大於目前最大次數
if l.count(c)>max:
# 更新最大次數
max=l.count(c)
# 更新最多次數的整數
index=str(c)
# 如果整數 c 在列表 l 中出現的次數等於目前最大次數
elif l.count(c)==max
# 將該整數加入到最多次數的整數列表中
index=index + " , " + str(c)
# 輸出結果
print ("%s：%d" % (index, max))
```
:::spoiler NO註解
```py=
import random
l=[]
for i in range(0,10):
l.append(random.randint(1,20))
for x in l:
print("%d" % x,end=" ")
print()
max=0
index=""
for c in range(1,21):
if l.count(c)>max:
max=l.count(c)
index=str(c)
elif l.count(c)==max:
index=index + " , " + str(c)
print ("%s：%d" % (index, max))
```
:::
#### ==02.檔案讀寫==
```py=
f1 = open('test.txt', 'r', encoding='utf-8')
f2 = open('014328.txt', 'w', encoding='utf-8')
# 讀取 test.txt 檔案的第一行
t = f1.readline()
# 進行迴圈，處理每一行的資料
while t != "":
# 將每一行的資料以逗號分割成列表
a = t.split(",")
s = 0
# 將列表中的第一、第二個元素寫入 014328.txt 檔案
f2.write(a[0] + ',' + a[1])
# 將列表中的第三至第五個元素轉換成整數且總計，並寫入 014328.txt 檔案
for i in range(2, 5):
a[i] = eval(a[i])
f2.write(',' + str(a[i]))
s = s + a[i]
# 寫入加總後的數值並換行
f2.write(',' + str(s) + '\n')
# 讀取 test.txt 檔案的下一行
t = f1.readline()
f1.close()
f2.close()
```
:::spoiler NO註解
```py=
f1 = open('test.txt', 'r', encoding='utf-8')
f2 = open('014328.txt', 'w', encoding='utf-8')
t = f1.readline()
while t != "":
a = t.split(",")
s = 0
f2.write(a[0] + ',' + a[1])
for i in range(2, 5):
a[i] = eval(a[i])
f2.write(',' + str(a[i]))
s = s + a[i]
f2.write(',' + str(s) + '\n')
t = f1.readline()
f1.close()
f2.close()
```
:::
---
# --0412--
#### ==自由時報抓照片==
```py=
import requests
import bs4
url="https://img.ltn.com.tw/Upload/ent/page/800/2024/02/29/phpwfkBkg.jpg"
h={'user-agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36'}
r=requests.get(url,headers=h)
print(r)
with open('123.jpg',mode='wb') as file:
# with open('123.pdf',mode='wb') as file:
file.write(r.content)
```
#### ==PTT美女版抓照片==
```py=
import requests
from bs4 import BeautifulSoup
url="https://www.ptt.cc/bbs/Beauty/M.1712837262.A.726.html"
h={'user-agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36'}
r=requests.get(url,headers=h,cookies={'over18':'1'})
st=BeautifulSoup(r.text,'html.parser')
imgs=st.find_all('img')
for img in imgs:
# print(img['src'])
url=img['src']
pic=requests.get(url)
fname=url[-11:]
f=open(fname,'wb')
f.write(pic.content)
f.close()
```
---
# --0419--
#### ==CHROM SELENIUM截圖==
* pip install selenium
```py=
from selenium import webdriver
from selenium.webdriver.chrome.options import Options
options=Options()
options.chrome_executable_path='C:\0419'
driver=webdriver.Chrome(options=options)
driver.maximize_window()
driver.get('https://www.clvsc.tyc.edu.tw')
driver.save_screenshot('1.png')
```
#### ==EDGE SELENIUM截圖==
* pip install selenium
```py=
from selenium import webdriver
from selenium.webdriver.edge.options import Options
import time
options=Options()
options.edge_executable_path='C:\0419'
driver=webdriver.Edge(options=options)
driver.maximize_window()
driver.get('https://www.clvsc.tyc.edu.tw')
driver.save_screenshot('2.png')
time.sleep(3)
```
# -0502-
#### ==迷克夏飲料菜單==
```py=
from bs4 import BeautifulSoup
import requests
url="https://www.milksha.com/products.php"
r=requests.get(url)
soup = BeautifulSoup(r.text, 'html.parser')
titles = soup.find_all("div", class_="col-lg-6 col-md-7")
for div in titles:
list = div.find("ul", class_="row")
if list:
items = list.find_all("li")
for item in items:
drink_name = item.text.strip().replace(" ", "").replace("\n", "")
print(drink_name)
```
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