helb · January 3, 2018 22:09 · Jan 3, 2018 · Jan 3, 2018 · Jan 3, 2018 · Jan 3, 2018
diff --git a/butter.py b/butter.py
@@ -11,14 +11,14 @@
 butter_default_price = 30.00
 
 def butter_price():
-        result = requests.get(butter_url)
-        html = BeautifulSoup(result.content, "html5lib")
-        if len(html.findAll("p", {"class": "warningfail"})) > 0:
-            return butter_default_price
-        else:
-            price = html.findAll("p", {"class": "cena"})[0]
-            price = "".join([t for t in price.contents if type(t) == element.NavigableString])
-            return float(price.replace(",", "."))
+    result = requests.get(butter_url)
+    html = BeautifulSoup(result.content, "html5lib")
+    if len(html.findAll("p", {"class": "warningfail"})) > 0:
+        return butter_default_price
+    else:
+        price = html.findAll("p", {"class": "cena"})[0]
+        price = "".join([t for t in price.contents if type(t) == element.NavigableString])
+        return float(price.replace(",", "."))
 
 def usd_to_czk():
     result = requests.get(fiat_url).json()

diff --git a/butter.py b/butter.py
@@ -8,13 +8,17 @@
 butter_url = "https://www.akcniceny.cz/zbozi/mlecne-vyrobky/masla/"
 bitgup_url = "https://bitgup.com/view_currency/"
 fiat_url = "https://api.fixer.io/latest?symbols=CZK&base=USD"
+butter_default_price = 30.00
 
 def butter_price():
-    result = requests.get(butter_url)
-    html = BeautifulSoup(result.content, "html5lib")
-    price = html.findAll("p", {"class": "cena"})[0]
-    price = "".join([t for t in price.contents if type(t) == element.NavigableString])
-    return float(price.replace(",", "."))
+        result = requests.get(butter_url)
+        html = BeautifulSoup(result.content, "html5lib")
+        if len(html.findAll("p", {"class": "warningfail"})) > 0:
+            return butter_default_price
+        else:
+            price = html.findAll("p", {"class": "cena"})[0]
+            price = "".join([t for t in price.contents if type(t) == element.NavigableString])
+            return float(price.replace(",", "."))
 
 def usd_to_czk():
     result = requests.get(fiat_url).json()

diff --git a/README.md → readme.md b/README.md → readme.md
diff --git a/README.md b/README.md
@@ -0,0 +1,11 @@
+```
+$ ./butter.py BTC ETH LTC XRP ORE BCN SC DOGE
+BTC:   11112.06
+ETH:   678.30
+LTC:   178.65
+XRP:   2.12
+ORE:   10.80
+BCN:   0.00
+SC:    0.02
+DOGE:  0.01
+```
diff --git a/butter.py b/butter.py
@@ -0,0 +1,42 @@
+#!/usr/bin/env python
+from bs4 import BeautifulSoup, element
+import requests
+import re
+from sys import argv
+from decimal import Decimal
+
+butter_url = "https://www.akcniceny.cz/zbozi/mlecne-vyrobky/masla/"
+bitgup_url = "https://bitgup.com/view_currency/"
+fiat_url = "https://api.fixer.io/latest?symbols=CZK&base=USD"
+
+def butter_price():
+    result = requests.get(butter_url)
+    html = BeautifulSoup(result.content, "html5lib")
+    price = html.findAll("p", {"class": "cena"})[0]
+    price = "".join([t for t in price.contents if type(t) == element.NavigableString])
+    return float(price.replace(",", "."))
+
+def usd_to_czk():
+    result = requests.get(fiat_url).json()
+    return float(result["rates"]["CZK"])
+
+def crypto_price(code):
+    result = requests.get(f"{bitgup_url}/{code}/")
+    html = BeautifulSoup(result.content, "html5lib")
+    price = html.findAll("div", {"class": "price"})[0].text
+    price = re.sub(r"[\s\$]+", "", price)
+    return float(price)
+
+def crypto_to_butter(code, butter, czk):
+    return crypto_price(code) * czk / butter
+
+def butters(code):
+    amount = crypto_to_butter(code, butter, czk)
+    return f"{code}:{' ' * (6 - len(code))}{round(Decimal(amount), 2)}"
+
+butter = butter_price()
+czk = usd_to_czk()
+
+if len(argv) > 1:
+    for coin in argv[1:]:
+        print(butters(coin))
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