Added Cryptocurrency prices (#223)

* Added Cryptocurrency prices

* Update README.md

Cryptocurrency-Prices/README.md

@@ -0,0 +1,13 @@
+## Cryptocurrency Prices
+
+This programme gets the live price of cryptocurrencies.
+
+## Requirements
+
+Install the required libraries:
+
+	$ pip install -r requirements.txt
+
+After that run with:
+
+	$ python cryptocurrency-prices.py

Cryptocurrency-Prices/cryptocurrency-prices.py

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+#!python3
+# -*- coding: utf-8 -*-
+
+import requests
+from bs4 import BeautifulSoup
+from colorama import init, Fore, Back, Style
+import sys
+import os
+
+#get the price
+def get_price():
+	#response from the url
+	response = requests.get(url)
+
+	#soup object of the html content
+	soup = BeautifulSoup(response.content,'html.parser')
+
+	#for bitcoin
+	if asset == 'btc':
+		price = soup.find('span',{'class':'price'}).text #bitcoin works faster with the price class
+
+	#for other altcoins
+	else:
+		price = soup.find('span',{'class':'woobJfK-Xb2EM1W1o8yoE'}).text #other altcoins only work with this class
+
+	return float(price.replace(",",""))
+
+#asset choice
+asset = input('Abbreviation of the asset: ')
+url = 'https://cryptowat.ch/assets/' + asset
+
+#catching the NoneType AttributeError error for coins that cant be found
+try:
+	price = get_price()
+
+except AttributeError:
+	print("The asset doesn't exist or it's not supported!")
+	sys.exit()
+
+#visual
+if sys.platform == 'win32':
+	os.system('cls')
+else:
+	os.system('clear')
+
+#since the last price must be something from the start its set to 0
+price = 0
+
+#loop
+while True:
+
+	#getting the price
+	last_price = price
+	price = get_price()
+
+	#coloring the price according to the change
+	if price > last_price:
+		color = Fore.GREEN
+	elif last_price > price:
+		color = Fore.RED
+	else:
+		color = Style.RESET_ALL
+
+	#printing the price
+	print('$ ',end='')
+	print(color + str(price) + Style.RESET_ALL)

Cryptocurrency-Prices/requirements.txt

@@ -0,0 +1,3 @@
+requests
+bs4
+colorama

README.md

@@ -20,6 +20,7 @@ So far, the following projects have been integrated to this repo:
 |[Asymmetric Encryption](https://github.com/hastagAB/Awesome-Python-Scripts/tree/master/asymmetric_cryptography) |[victor matheus](https://github.com/victormatheusc) |
 |[Bitcoin price GUI](https://github.com/hastagAB/Awesome-Python-Scripts/tree/master/Bitcoin-Price-GUI) |[Amirul Abu](https://github.com/amirulabu) |
 |[Cryptocurrency Converter](https://github.com/hastagAB/Awesome-Python-Scripts/tree/master/Cryptocurrency-converter) |[AdnCodz](https://github.com/AdnCodez) |
+|[Cryptocurrency Prices](https://github.com/hastagAB/Awesome-Python-Scripts/tree/master/Cryptocurrency-Prices) |[xemeds](https://github.com/xemeds) |
 |[Caesar Cipher](https://github.com/hastagAB/Awesome-Python-Scripts/tree/master/caeser_cipher) |[epi052](https://github.com/epi052) |
 |[Checksum tool](https://github.com/hastagAB/Awesome-Python-Scripts/tree/master/Checksum) |[Austin Ewens](https://github.com/aewens) |
 |[Codechef autosubmitter](https://github.com/hastagAB/Awesome-Python-Scripts/tree/master/Codechef-Code-Submitter) |[Harshit Mahajan](https://github.com/hmahajan99) |