Merging PR_218 openai_rev package with new streamlit chat app
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noptuno
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venv/lib/python3.9/site-packages/validators/url.py
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venv/lib/python3.9/site-packages/validators/url.py
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import re
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from .utils import validator
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ip_middle_octet = r"(?:\.(?:1?\d{1,2}|2[0-4]\d|25[0-5]))"
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ip_last_octet = r"(?:\.(?:0|[1-9]\d?|1\d\d|2[0-4]\d|25[0-5]))"
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regex = re.compile( # noqa: W605
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r"^"
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# protocol identifier
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r"(?:(?:https?|ftp)://)"
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# user:pass authentication
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r"(?:[-a-z\u00a1-\uffff0-9._~%!$&'()*+,;=:]+"
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r"(?::[-a-z0-9._~%!$&'()*+,;=:]*)?@)?"
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r"(?:"
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r"(?P<private_ip>"
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# IP address exclusion
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# private & local networks
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r"(?:(?:10|127)" + ip_middle_octet + r"{2}" + ip_last_octet + r")|"
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r"(?:(?:169\.254|192\.168)" + ip_middle_octet + ip_last_octet + r")|"
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r"(?:172\.(?:1[6-9]|2\d|3[0-1])" + ip_middle_octet + ip_last_octet + r"))"
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r"|"
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# private & local hosts
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r"(?P<private_host>"
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r"(?:localhost))"
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r"|"
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# IP address dotted notation octets
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# excludes loopback network 0.0.0.0
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# excludes reserved space >= 224.0.0.0
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# excludes network & broadcast addresses
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# (first & last IP address of each class)
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r"(?P<public_ip>"
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r"(?:[1-9]\d?|1\d\d|2[01]\d|22[0-3])"
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r"" + ip_middle_octet + r"{2}"
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r"" + ip_last_octet + r")"
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r"|"
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# IPv6 RegEx from https://stackoverflow.com/a/17871737
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r"\[("
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# 1:2:3:4:5:6:7:8
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r"([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|"
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# 1:: 1:2:3:4:5:6:7::
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r"([0-9a-fA-F]{1,4}:){1,7}:|"
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# 1::8 1:2:3:4:5:6::8 1:2:3:4:5:6::8
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r"([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|"
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# 1::7:8 1:2:3:4:5::7:8 1:2:3:4:5::8
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r"([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|"
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# 1::6:7:8 1:2:3:4::6:7:8 1:2:3:4::8
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r"([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|"
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# 1::5:6:7:8 1:2:3::5:6:7:8 1:2:3::8
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r"([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|"
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# 1::4:5:6:7:8 1:2::4:5:6:7:8 1:2::8
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r"([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|"
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# 1::3:4:5:6:7:8 1::3:4:5:6:7:8 1::8
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r"[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|"
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# ::2:3:4:5:6:7:8 ::2:3:4:5:6:7:8 ::8 ::
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r":((:[0-9a-fA-F]{1,4}){1,7}|:)|"
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# fe80::7:8%eth0 fe80::7:8%1
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# (link-local IPv6 addresses with zone index)
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r"fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|"
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r"::(ffff(:0{1,4}){0,1}:){0,1}"
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r"((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}"
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# ::255.255.255.255 ::ffff:255.255.255.255 ::ffff:0:255.255.255.255
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# (IPv4-mapped IPv6 addresses and IPv4-translated addresses)
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r"(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|"
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r"([0-9a-fA-F]{1,4}:){1,4}:"
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r"((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}"
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# 2001:db8:3:4::192.0.2.33 64:ff9b::192.0.2.33
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# (IPv4-Embedded IPv6 Address)
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r"(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])"
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r")\]|"
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# host name
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r"(?:(?:(?:xn--[-]{0,2})|[a-z\u00a1-\uffff\U00010000-\U0010ffff0-9]-?)*"
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r"[a-z\u00a1-\uffff\U00010000-\U0010ffff0-9]+)"
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# domain name
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r"(?:\.(?:(?:xn--[-]{0,2})|[a-z\u00a1-\uffff\U00010000-\U0010ffff0-9]-?)*"
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r"[a-z\u00a1-\uffff\U00010000-\U0010ffff0-9]+)*"
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# TLD identifier
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r"(?:\.(?:(?:xn--[-]{0,2}[a-z\u00a1-\uffff\U00010000-\U0010ffff0-9]{2,})|"
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r"[a-z\u00a1-\uffff\U00010000-\U0010ffff]{2,}))"
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r")"
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# port number
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r"(?::\d{2,5})?"
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# resource path
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r"(?:/[-a-z\u00a1-\uffff\U00010000-\U0010ffff0-9._~%!$&'()*+,;=:@/]*)?"
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# query string
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r"(?:\?\S*)?"
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# fragment
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r"(?:#\S*)?"
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r"$",
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re.UNICODE | re.IGNORECASE
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)
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pattern = re.compile(regex)
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@validator
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def url(value, public=False):
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"""
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Return whether or not given value is a valid URL.
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If the value is valid URL this function returns ``True``, otherwise
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:class:`~validators.utils.ValidationFailure`.
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This validator is based on the wonderful `URL validator of dperini`_.
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.. _URL validator of dperini:
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https://gist.github.com/dperini/729294
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Examples::
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>>> url('http://foobar.dk')
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True
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>>> url('ftp://foobar.dk')
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True
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>>> url('http://10.0.0.1')
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True
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>>> url('http://foobar.d')
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ValidationFailure(func=url, ...)
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>>> url('http://10.0.0.1', public=True)
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ValidationFailure(func=url, ...)
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.. versionadded:: 0.2
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.. versionchanged:: 0.10.2
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Added support for various exotic URLs and fixed various false
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positives.
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.. versionchanged:: 0.10.3
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Added ``public`` parameter.
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.. versionchanged:: 0.11.0
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Made the regular expression this function uses case insensitive.
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.. versionchanged:: 0.11.3
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Added support for URLs containing localhost
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:param value: URL address string to validate
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:param public: (default=False) Set True to only allow a public IP address
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"""
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result = pattern.match(value)
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if not public:
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return result
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return result and not any(
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(result.groupdict().get(key) for key in ('private_ip', 'private_host'))
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)
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