adding get email list management command

rowers/management/commands/getemail_list.py

@@ -0,0 +1,56 @@
+#!/srv/venv/bin/python
+import sys
+import os
+# If you find a solution that does not need the two paths, please comment!
+sys.path.append('$path_to_root_of_project$')
+sys.path.append('$path_to_root_of_project$/$project_name$')
+
+os.environ['DJANGO_SETTINGS_MODULE'] = '$project_name$.settings'
+
+from django.core.management.base import BaseCommand, CommandError
+from django.conf import settings
+from django.core.mail import send_mail, BadHeaderError,EmailMessage
+
+import datetime
+from rowers.models import *
+from rowsandall_app.settings import BASE_DIR
+
+import pandas as pd
+
+def getemails():
+    rs = Rower.objects.all()
+    firstnames = [r.user.first_name for r in rs]
+    lastnames = [r.user.last_name for r in rs]
+    emails = [r.user.email for r in rs]
+    is_actives = [r.user.is_active for r in rs]
+    df = pd.DataFrame({
+        'first_name':firstnames,
+        'last_name':lastnames,
+        'email':emails,
+        'is_active':is_actives
+        })
+
+    return df
+
+
+
+class Command(BaseCommand):
+    def handle(self, *args, **options):
+        email_list = getemails()
+        email_list.to_csv('email_list.csv')
+        
+        fullemail = 'roosendaalsander@gmail.com'
+        subject = "Rowsandall users list"
+        message = "Dear Sander,\n\n"
+        message += "Best Regards, the Rowsandall Team"
+        message += "Users list attached \n\n"
+        
+        email = EmailMessage(subject, message,
+			     'Rowsandall <info@rowsandall.com>',
+			     [fullemail])
+			 
+        email.attach_file('email_list.csv')
+        
+        os.remove('email_list.csv')
+    
+        res = email.send()