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Add robust email validator #442

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Add robust email validator #442

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29 changes: 29 additions & 0 deletions emailvalidator.py
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Original file line number Diff line number Diff line change
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def validate_email(email):
email = email.strip().lower()

if email.count("@") != 1:
return False

username, domain = email.split("@")

if not username or not domain:
return False

if "." not in domain:
return False

if ".." in email:
return False

if domain.startswith(".") or domain.endswith("."):
return False

return True


email = input("Enter email: ")

if validate_email(email):
print("Valid email")
else:
print("Invalid email")