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gh-120662: improve smtplib example #120668

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Merged
merged 6 commits into from
Jun 18, 2024
Merged

gh-120662: improve smtplib example #120668

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26652fb
improve `smtplib` example
picnixz Jun 18, 2024
064e9ba
address Alex's review
picnixz Jun 18, 2024
848c2fc
fix indent
picnixz Jun 18, 2024
87281a7
fix indent
picnixz Jun 18, 2024
c243230
cleanup
picnixz Jun 18, 2024
1547a61
Update Doc/library/smtplib.rst
picnixz Jun 18, 2024
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23 changes: 11 additions & 12 deletions 23 Doc/library/smtplib.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -556,34 +556,33 @@ This example prompts the user for addresses needed in the message envelope ('To'
and 'From' addresses), and the message to be delivered. Note that the headers
to be included with the message must be included in the message as entered; this
example doesn't do any processing of the :rfc:`822` headers. In particular, the
'To' and 'From' addresses must be included in the message headers explicitly. ::
'To' and 'From' addresses must be included in the message headers explicitly::

import smtplib

def prompt(prompt):
return input(prompt).strip()
def prompt(title):
return input(title).strip()

fromaddr = prompt("From: ")
toaddrs = prompt("To: ").split()
from_addr = prompt("From: ")
to_addrs = prompt("To: ").split()
print("Enter message, end with ^D (Unix) or ^Z (Windows):")

# Add the From: and To: headers at the start!
msg = ("From: %s\r\nTo: %s\r\n\r\n"
% (fromaddr, ", ".join(toaddrs)))
lines = [f"From: {from_addr}", f"To: {', '.join(to_addrs)}", ""]
while True:
try:
line = input()
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except EOFError:
break
if not line:
break
msg = msg + line
else:
lines.append(line)

msg = "\r\n".join(lines)
print("Message length is", len(msg))
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server = smtplib.SMTP('localhost')
server = smtplib.SMTP("localhost")
server.set_debuglevel(1)
server.sendmail(fromaddr, toaddrs, msg)
server.sendmail(from_addr, to_addrs, msg)
server.quit()

.. note::
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