More python-y stuff.
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Josh Mudge
parent
891e3ac0da
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091bd47256
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from sys import argv
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script, filename = argv
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print(f"We're going to erase {filename}.")
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print("If you don't want that, hit CTRL-C (^C).")
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print("If you do want that, hit RETURN.")
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input("?")
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print("Opening the file....")
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target = open(filename, 'w')
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print("Truncating the file. Goodbye!")
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#target.truncate()
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print("Now I'm going to ask you for three lines.")
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line1 = input("line 1: ")
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line2 = input("line 2: ")
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line3 = input("line 3: ")
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print("I'm going to write these to the file.")
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target.write(line1 + "\n" + line2 + "\n" + line3 + "\n")
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print("And finally, we close it.")
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target.close()
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text = open(filename)
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print(text.read())
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# 4. You are specificing writing to a file as opposed to reading from it.
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# 5. You don't need it, 'w' overwrites the file.
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# Import the argv tool
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from sys import argv
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import os.path
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# Grab two arguments wtih argv
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script, filename = argv
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if not os.path.isfile(filename): # If file doesn't exist, create it.
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with open(filename, 'w') as f: # Write the following string to it.
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print(" NEW FILE!\n ONLY 99 CENTS!\n Just kidding, it's free.\n Welcome to the galaxy.", file=f)
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#Close the file.
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filename.close()
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# set the variable txt to the open command for the file taken as input.
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txt = open(filename)
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#txt.close() #Break stuff
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# Tells user that their file of the filename {filename} is going to be printed.
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print(f"Here's your file {filename}:")
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# Print file
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print(txt.read())
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# Close the file
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txt.close()
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# Asks them to input the name again.
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print("Type the filename again:")
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# Take input on a prompt.
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file_again = input("> ")
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# Take input on a prompt.
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txt_again = open(file_again)
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# Read the file and print.
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print(txt_again.read())
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txt.close()
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#1-4 Done.
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#5. Getting through argv lets you run operations on it throughout the script without having to wait for input.
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This is stuff I typed into a file.
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A new universe.
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It is really cool stuff.
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Lots and lots of fun to have in here.
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from sys import argv
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script, filename = argv
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print(f"We're going to erase {filename}.")
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print("If you don't want that, hit CTRL-C (^C).")
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print("If you do want that, hit RETURN.")
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input("?")
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print("Opening the file....")
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target = open(filename, 'w')
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print("Truncating the file. Goodbye!")
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#target.truncate()
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print("Now I'm going to ask you for three lines.")
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line1 = input("line 1: ")
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line2 = input("line 2: ")
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line3 = input("line 3: ")
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print("I'm going to write these to the file.")
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target.write(line1 + "\n" + line2 + "\n" + line3 + "\n")
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print("And finally, we close it.")
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target.close()
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text = open(filename)
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print(text.read())
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# 4. You are specificing writing to a file as opposed to reading from it.
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# 5. You don't need it, 'w' overwrites the file.
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# import SimpleHTTPServer
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# import SocketServer
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#
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# PORT = 8000
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#
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# Handler = SimpleHTTPServer.SimpleHTTPRequestHandler
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#
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# httpd = SocketServer.TCPServer(("", PORT), Handler)
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#
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# print("serving at port", PORT)
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# httpd.serve_forever()
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from bs4 import BeautifulSoup
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# import urllib.request
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#
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# url = "https://google.com/"
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#
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# yo = urllib.request.urlopen(url)
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# soup = BeautifulSoup(url.read(), 'html.parser')
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# print(soup)
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html_doc = """
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<html><head><title>The Dormouse's story</title></head>
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<body>
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<p class="title"><b>The Dormouse's story</b></p>
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<p class="story">Once upon a time there were three little sisters; and their names were
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<a href="http://example.com/elsie" class="sister" id="link1">Elsie</a>,
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<a href="http://example.com/lacie" class="sister" id="link2">Lacie</a> and
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<a href="http://example.com/tillie" class="sister" id="link3">Tillie</a>;
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and they lived at the bottom of a well.</p>
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<p class="story">...</p>
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"""
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soup = BeautifulSoup(html_doc, 'html.parser')
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print(soup.prettify())
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print("\n")
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print(str(soup.title) + "\n")
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print(str(soup.title.name) + "\n")
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print(str(soup.title.string) + "\n")
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print(str(soup.title.parent.name) + "\n")
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print(str(soup.p) + "\n")
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print(str(soup.p['class']) + "\n")
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print(str(soup.a) + "\n")
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print(str(soup.find_all('a')) + "\n")
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print(str(soup.find(id="link3")) + "\n")
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# import SimpleHTTPServer
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# import SocketServer
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#
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# PORT = 8000
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#
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# Handler = SimpleHTTPServer.SimpleHTTPRequestHandler
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#
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# httpd = SocketServer.TCPServer(("", PORT), Handler)
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#
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# print("serving at port", PORT)
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# httpd.serve_forever()
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from bs4 import BeautifulSoup
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# import urllib.request
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#
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# url = "https://google.com/"
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#
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# yo = urllib.request.urlopen(url)
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# soup = BeautifulSoup(url.read(), 'html.parser')
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# print(soup)
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html_doc = """
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<html><head><title>The Dormouse's story</title></head>
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<body>
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<p class="title"><b>The Dormouse's story</b></p>
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<p class="story">Once upon a time there were three little sisters; and their names were
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<a href="http://example.com/elsie" class="sister" id="link1">Elsie</a>,
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<a href="http://example.com/lacie" class="sister" id="link2">Lacie</a> and
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<a href="http://example.com/tillie" class="sister" id="link3">Tillie</a>;
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and they lived at the bottom of a well.</p>
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<p class="story">...</p>
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"""
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soup = BeautifulSoup(html_doc, 'html.parser')
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print(soup.prettify())
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print("\n")
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print(str(soup.title) + "\n")
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print(str(soup.title.name) + "\n")
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print(str(soup.title.string) + "\n")
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print(str(soup.title.parent.name) + "\n")
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print(str(soup.p) + "\n")
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print(str(soup.p['class']) + "\n")
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print(str(soup.a) + "\n")
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print(str(soup.find_all('a')) + "\n")
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print(str(soup.find(id="link3")) + "\n")
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