API Based Mail Alert for Crypto Currency

An API-based a Crypto Mail Alert Programme.

Author: anshu189

Auto Crypto Alert Mail/api_crypto_mail_alert.py

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+# To install the unsed libraries run the below commands in the terminal
+# pip install secure-smtplib
+# pip install requests
+
+import requests
+import smtplib
+
+''' 
+<===== IMPORTANT =====>
+1. THIS WILL NOT WORK WHEN SENDING MAIL FROM GMAIL BECAUSE OF NEW GOOGLE SECURITY POLICIES.
+2. BUT YOU CAN SEND MAIL FROM OUTLOOK OR ANY OTHER MAIL SERVICES WITHOUT ANY PROBLEM.
+3. ONLY UPDATE 'from_email', 'from_email_password' & 'to_email'.
+4. IF USING ANY OTHER MAIL SERVICE THEN CHANGE THE SERVER AND PORT TOO IN LINE 19 & 20.
+'''
+
+# Add your Email ID & it's Password by which you are sending the email alert
+from_email="<SENDER'S_EMAIL_ID>"
+from_email_password="<SENDER'S_EMAIL_PASSWORD>"
+mail_port=587
+mail_server="smtp-mail.outlook.com"
+
+# Add Email ID to whom you want to send the alert
+to_email="RECEIVER'S_EMAIL_ID"
+
+
+def check_price():
+    spot_name=input("Input the crypto currency to get alerts (eg. BTCUSDT): ")
+    print("1.If Price hits Above\n2.If Price hits Below\n")
+    cpolarity=int(input("Choose from 1 & 2: "))
+    trig_point=1
+    if cpolarity==1:
+        trig_point=float(input("Input the trigger price(dollar) above at which you want to recieve mail alert: "))
+    else:
+        trig_point=float(input("Input the trigger price(dollar) below at which you want to recieve mail alert: "))
+    
+    def send_mail():    
+        server = smtplib.SMTP(mail_server, mail_port)
+        server.ehlo()
+        server.starttls()
+        server.ehlo()
+        server.login(from_email, from_email_password)
+        subject = f"{spot_name.upper()} EXCHANGE RATE"
+        
+        if cpolarity==1:
+            body = f"{spot_name.upper()} Exchange is now above ${trig_point}: Current Exchange Rate: ${lprice}."
+        else:
+            body = f"{spot_name.upper()} Exchange is now below ${trig_point}: Current Exchange Rate: ${lprice}."
+        
+        msg = f'''Subject: {subject}\n
+        To: {"".join(to_email)}\n
+        {body}'''
+        
+        server.sendmail(from_email, to_email, msg.encode("utf8"))
+        
+        print("Alert! The E-mail has been sent!")
+        server.quit()
+
+    while True:
+        Url = "https://api.binance.com/api/v3/ticker/24hr"
+        r = requests.get(Url)
+        json_list = r.json()
+        cryptoname={}
+        lprice=0
+        for i in range(len(json_list)):
+            if json_list[i]["symbol"]==spot_name.upper():
+                cryptoname=json_list[i]
+        try:
+            lprice=float(cryptoname["lastPrice"])
+            print(lprice)
+        except:
+            print("This Exchange is not available.")
+        
+        if lprice>=trig_point and cpolarity==1:
+            send_mail()
+            exit()
+        if lprice<=trig_point and cpolarity==2:
+            send_mail()
+            exit()
+
+check_price()