Parameterize everything

mail.py

@@ -1,4 +1,5 @@
 import smtplib
+import time
 
 from string import Template
 
@@ -32,7 +33,7 @@ def read_template(filename):
 
 def main():
     contacts = get_contacts('contacts.csv')
-    message_template = read_template('message.txt')
+    message_template = read_template('message.html')
 
     # set up the SMTP server
     s = smtplib.SMTP(HOST, PORT)
@@ -41,6 +42,7 @@ def main():
 
     # For each contact, send the email:
     for i in contacts.index:
+        print(f"Sending email {i+1}\n")
         msg = MIMEMultipart()       # create a message
 
         # add in the actual person name to the message template
@@ -48,11 +50,11 @@ def main():
         message = message_template.substitute(contact_dict)
 
         # Prints out the message body for our sake
-        print(message)
+        print(f"{message}\n")
 
         # setup the parameters of the message
         msg['From'] = MY_ADDRESS
-        msg['To'] = contacts["email"][i]
+        msg['To'] = contacts[MAIL_COLUMN][i]
         msg['Subject'] = SUBJECT
 
         # add in the message body
@@ -62,6 +64,9 @@ def main():
         s.send_message(msg)
         del msg
 
+        if (i + 1) % WAIT_EVERY == 0:
+            time.sleep(DELAY_SEC)
+
     # Terminate the SMTP session and close the connection
     s.quit()
 

vars.py.example

@@ -1,5 +1,10 @@
+SUBJECT = ''
+EMAIL_COLUMN = ''
+
 MY_ADDRESS = 'example@domain.tld'
 PASSWORD = 'p4ssw0rd'
 HOST = 'mail.domain.tld'
 PORT = 587
-SUBJECT = ''
+
+WAIT_EVERY = 5
+DELAY_SEC = 0