Send daily emails of crypto prices from coinmarketpro.com.

crypto_price_mail.py

from requests import Request, Session
from requests.exceptions import ConnectionError, Timeout, TooManyRedirects
import json
import smtplib

''' you will need an API from https://coinmarketcap.com/api/ '''

''' let's get Bitcoin prices '''

BTCurl = 'https://pro-api.coinmarketcap.com/v1/cryptocurrency/quotes/latest'
parameters = {

  'symbol':'BTC'
}
headers = {
  'Accepts': 'application/json',
  'X-CMC_PRO_API_KEY': 'coinmarketcap-api-key',
}

session = Session()
session.headers.update(headers)

try:
  response = session.get(BTCurl, params=parameters)
  BTCdata = json.loads(response.text)
  #print(json.dumps(BTCdata, indent=2))
  ''' added indent=2 to make it pretty '''
except (ConnectionError, Timeout, TooManyRedirects) as e:
  exit()

''' now let's get Bitcoin Cash prices '''

BCHurl = 'https://pro-api.coinmarketcap.com/v1/cryptocurrency/quotes/latest'
parameters = {

  'symbol':'BCH'
}
headers = {
  'Accepts': 'application/json',
  'X-CMC_PRO_API_KEY': 'coinmarketcap-api-key',
}

session = Session()
session.headers.update(headers)

try:
  response = session.get(BCHurl, params=parameters)
  BCHdata = json.loads(response.text)
  #print(json.dumps(BTCdata, indent=2))
  ''' added indent=2 to make it pretty '''
except (ConnectionError, Timeout, TooManyRedirects) as e:
  exit()

  ''' now let's get Monero prices '''

XMRurl = 'https://pro-api.coinmarketcap.com/v1/cryptocurrency/quotes/latest'
parameters = {

  'symbol':'XMR'
}
headers = {
  'Accepts': 'application/json',
  'X-CMC_PRO_API_KEY': 'coinmarketcap-api-key',
}

session = Session()
session.headers.update(headers)

try:
  response = session.get(XMRurl, params=parameters)
  XMRdata = json.loads(response.text)
  #print(json.dumps(BTCdata, indent=2))
  ''' added indent=2 to make it pretty '''
except (ConnectionError, Timeout, TooManyRedirects) as e:
  exit()

''' ^^^ everthing above is from Coinmarketcap API doc '''

''' The shit below is my hacking '''

''' print with type(BTCdata) tells me it is a dict already '''
#print(x, type(BTCdata))

''' tell me the key:value pairs'''
# print("The values corresponding to key : " + str(BTCdata))

''' there's probably a cleaner way to do the below, but I am learning python
and it was a going exercise to learn json along with formating '''

BTCprice = BTCdata["data"]["BTC"]["quote"]["USD"]["price"]
BTCchange1h = BTCdata["data"]["BTC"]["quote"]["USD"]["percent_change_1h"]
BTCchange24h = BTCdata["data"]["BTC"]["quote"]["USD"]["percent_change_24h"]
BTCchange7d = BTCdata["data"]["BTC"]["quote"]["USD"]["percent_change_7d"]
BTCholding = BTCprice * .01

BCHprice = BCHdata["data"]["BCH"]["quote"]["USD"]["price"]
BCHchange1h = BCHdata["data"]["BCH"]["quote"]["USD"]["percent_change_1h"]
BCHchange24h = BCHdata["data"]["BCH"]["quote"]["USD"]["percent_change_24h"]
BCHchange7d = BCHdata["data"]["BCH"]["quote"]["USD"]["percent_change_7d"]
BCHholding = BCHprice * .5

XMRprice = XMRdata["data"]["XMR"]["quote"]["USD"]["price"]
XMRchange1h = XMRdata["data"]["XMR"]["quote"]["USD"]["percent_change_1h"]
XMRchange24h = XMRdata["data"]["XMR"]["quote"]["USD"]["percent_change_24h"]
XMRchange7d = XMRdata["data"]["XMR"]["quote"]["USD"]["percent_change_7d"]
XMRholding = XMRprice * 1

message_body = (
    "Crypto Prices \n\n"
    f"Bitcoin Price:  ${BTCprice:.2f} \n"
    f"1 Hour Change:  {BTCchange1h:.2f}% \n"
    f"24 Hour Change:  {BTCchange24h:.2f}% \n"
    f"7 Day Change:  {BTCchange7d:.2f}% \n"
    f"BTC Holdings:  ${BTCholding:.2f} \n"
    "\n"
    f"Bitcoin Cash Price:  ${BCHprice:.2f} \n"
    f"1 Hour Change:  {BCHchange1h:.2f}% \n"
    f"24 Hour Change:  {BCHchange24h:.2f}% \n"
    f"7 Day Change:  {BCHchange7d:.2f}% \n"
    f"BCH Holdings:  ${BCHholding:.2f} \n"
    "\n"
    f"Monero Price:  ${XMRprice:.2f} \n"
    f"1 Hour Change:  {XMRchange1h:.2f}% \n"
    f"24 Hour Change:  {XMRchange24h:.2f}% \n"
    f"7 Day Change:  {XMRchange7d:.2f}% \n"
    f"XMR Holdings:  ${XMRholding:.2f}")

''' let's email our crypto's '''
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText

msg = MIMEMultipart()
msg['From'] = '[email protected]'
msg['To'] = '[email protected]'
msg['Subject'] = 'Crypto Alert'
message = message_body
msg.attach(MIMEText(message, 'plain'))

''' since I use iCloud, below is for their smtp settings'''
mailserver = smtplib.SMTP('smtp.mail.me.com', 587)
mailserver.ehlo()
mailserver.starttls()
mailserver.ehlo()
mailserver.login('[email protected]', 'app-specific-password')
''' https://support.apple.com/en-us/HT204397 '''
mailserver.sendmail('[email protected]',
                    '[email protected]', msg.as_string())

mailserver.quit()