参考：https://www.example-code.com/python/emailObject_getRecipients.asp
安装chilkat
wget "https://chilkatdownload.com/9.5.0.66/chilkat-9.5.0-python-2.7-x86_64-linux.tar.gz"
tar xf chilkat-9.5.0-python-2.7-x86_64-linux.tar.gz
cd chilkat-9.5.0-python-2.7-x86_64-linux/
python installChilkat.py
#!/usr/bin/env pyhton#coding:utf-8import sysimport chilkat# An email can have any number of To, CC, or Bcc recipients.email = chilkat.drdhj()success = email.LoadEml("in.12092")if (success != True): print(email.lastErrorText()) sys.exit()# It doesn't matter if the email object was loaded from a .eml file,# or if it was downloaded from a POP3 or IMAP server.# The methods and properties for examining the TO and CC# recipients are the same.# The number of TO recipients is found in the NumTo propertynumTo = email.get_NumTo()# Iterate over each TO recipientif (numTo > 0): for i in range(0,numTo): print("TO Friendly Name and Address: " + email.getTo(i)) print("TO Address: " + email.getToAddr(i)) print("TO Friendly Name: " + email.getToName(i)) print("---")# The number of CC recipients is found in the NumCC propertynumCC = email.get_NumCC()# Iterate over each CC recipientif (numCC > 0): for i in range(0,numCC): print("CC Friendly Name and Address: " + email.getCC(i)) print("CC Address: " + email.getCcAddr(i)) print("CC Friendly Name: " + email.getCcName(i)) print("---")