Demo for Rookie_Python

Author: VincentHahaha

python-Demo.py

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+import urllib.request as request
+import ssl
+import bs4
+
+# import sys   
+# sys.setrecursionlimit(1000000)
+
+def getData(src):
+
+    context=ssl._create_unverified_context()
+    req=request.Request(src, headers={     
+        "User-Agent":"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36"
+    })
+
+    with request.urlopen(req,context=context) as response:
+        data=response.read().decode("utf-8")
+    
+    root=bs4.BeautifulSoup(data,"html.parser")
+    td_tag=root.find_all("td")
+    totalList=[]
+    for t in td_tag:
+        totalList.append(t.string)
+    
+    x=2
+    industryList2018=[]
+    industryList2017=[]
+    industryList2016=[]
+    countryList2018=[]
+    countryList2017=[]
+    countryList2016=[]
+
+    while x<len(totalList) :
+        if "2018" in totalList[x]:
+            industryList2018.append(totalList[x+2])
+            countryList2018.append(totalList[x+1])
+            x+=6
+        elif "2017" in totalList[x]:
+            industryList2017.append(totalList[x+2])
+            countryList2017.append(totalList[x+1])
+            x+=6
+        elif "2016" in totalList[x]:
+            industryList2016.append(totalList[x+2])
+            countryList2016.append(totalList[x+1])
+            x+=6
+        else:
+            x+=6
+    cLtotal=countryList2018+countryList2017+countryList2016
+    return {
+        "iL2018":industryList2018,
+        "iL2017":industryList2017,
+        "iL2016":industryList2016,
+        "cL2018":countryList2018,
+        "cL2017":countryList2017,
+        "cL2016":countryList2016,
+        "cLtotal":cLtotal
+    }
+
+def clear_account(lists):
+#去除重複的值
+	wokey={}
+	wokey=wokey.fromkeys(lists)
+ 
+	word_1=list(wokey.keys())
+#統計元素的出現次數，存入字典
+	for i in word_1:
+		wokey[i]=lists.count(i)
+	return wokey
+
+def sort_1(wokey):
+    wokey_1={}
+    wokey_1=sorted(wokey.items(), key=lambda d:d[1], reverse=True)
+
+    # sum=0
+    # x=len(wokey_1)
+    # for w in wokey_1[3:x+1]:
+    #     sum=sum+w[1]
+    wokey_1=wokey_1[0:3] # +[('Others',sum)]
+    wokey_1=dict(wokey_1)
+    return wokey_1
+
+
+    
+# Demo_main
+
+src="https://www.cbinsights.com/research-unicorn-companies"
+data=getData(src)
+a=sort_1(clear_account(data["iL2018"]))
+b=sort_1(clear_account(data["iL2017"]))
+c=sort_1(clear_account(data["iL2016"]))
+
+
+# import plotly.plotly as py
+# import plotly.graph_objs as go
+
+# def goBar(set, year):
+#     labels=[]
+#     values=[]
+
+#     for name in set:
+#         labels.append(name)
+#         values.append(set[name])
+#     data = [go.Bar(
+#                 x=labels,
+#                 y=values
+#         )]
+
+#     py.plot(data, filename=year+' Industry distribution',auto_open=True)
+
+
+# goBar(a,"2018")
+# goBar(b,"2017")
+# goBar(c,"2016")
+
+# 產業類別
+
+def getLV(set):
+    labels=[]
+    values=[]
+
+    for name in set:
+        labels.append(name)
+        values.append(set[name])
+    print(labels)
+    print(values)
+
+getLV(a)
+getLV(b)
+getLV(c)
+
+# 國家分佈
+
+print(len(data["cLtotal"]))
+wokey=clear_account(data["cLtotal"])
+
+wokey_1={}
+wokey_1=sorted(wokey.items(), key=lambda d:d[1], reverse=True)
+
+sum=0
+x=len(wokey_1)
+for w in wokey_1[3:x+1]:
+    sum=sum+w[1]
+wokey_1=wokey_1[0:3]+[('Others',sum)]
+wokey_1=dict(wokey_1)
+
+getLV(wokey_1)