Vivekananda_session1_4VP20CS092_Sinchana

homework/Dockerfile

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+FROM python:3.10.2-alpine3.15
+# Create directories
+RUN mkdir -p /root/workspace/src
+COPY ./webScraping.py /root/workspace/src
+# Switch to project directory
+WORKDIR /root/workspace/src
+# Install required packages
+RUN pip install --upgrade pip
+RUN pip install requests bs4 html5lib psycopg2-binary

homework/docker-compose.yml

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+
+psql-db:
+  image: 'postgres:14'
+  container_name: psql-db
+  environment:
+    - PGPASSWORD=123456
+    - POSTGRES_USER=postgres
+    - POSTGRES_PASSWORD=123456
+  ports:
+    - '5434:5432'

homework/webScraping.py

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+import requests
+from bs4 import BeautifulSoup
+import re
+import psycopg2
+conn = psycopg2.connect(
+host="172.17.0.2",
+port="5432",
+database="pybd",
+user="postgres",
+password="123456"
+)
+print("Connection Successful")
+cur = conn.cursor()
+res = requests.get('https://blog.python.org/')
+soup = BeautifulSoup(res.content, 'html5lib')
+titles=[]
+authors=[]
+for i in soup.find_all('h3', class_='entry-title'):
+
+ string = i.find('a').getText() 
+ titles.append(string.strip())
+for i in soup.find_all('span', class_='fn'):
+ string = i.getText()
+ authors.append(string.strip())
+for i in range(4):
+ cur.execute(
+ "CREATE TABLE py1(no INT, title VARCHAR(100),author VARCHAR(100));"
+"INSERT INTO py1(no,title,author) VALUES(%s,%s,%s)", (i+1, titles[i], authors[i])
+)
+conn.commit()
+cur.close()
+conn.close()
+