constants_regex.py

"""
__file__

    regex_expression.py.py

__description__

    

__author__

    Liang yongjie 

"""

import re

CURRENCIES = {'$': 'USD', 'zł': 'PLN', '£': 'GBP', '¥': 'JPY', '฿': 'THB',
              '₡': 'CRC', '₦': 'NGN', '₩': 'KRW', '₪': 'ILS', '₫': 'VND',
              '€': 'EUR', '₱': 'PHP', '₲': 'PYG', '₴': 'UAH', '₹': 'INR'}


DATE_REGEX = re.compile(u'(?:(?<!\:)(?<!\:\d)[0-3]?\d(?:st|nd|rd|th)?\s+(?:of\s+)?(?:jan\.?|january|feb\.?|february|mar\.?|march|apr\.?|april|may|jun\.?|june|jul\.?|july|aug\.?|august|sep\.?|september|oct\.?|october|nov\.?|november|dec\.?|december)|(?:jan\.?|january|feb\.?|february|mar\.?|march|apr\.?|april|may|jun\.?|june|jul\.?|july|aug\.?|august|sep\.?|september|oct\.?|october|nov\.?|november|dec\.?|december)\s+(?<!\:)(?<!\:\d)[0-3]?\d(?:st|nd|rd|th)?)(?:\,)?\s*(?:\d{4})?|[0-3]?\d[-\./][0-3]?\d[-\./]\d{2,4}', re.IGNORECASE)
TIME_REGEX = re.compile(u'\d{1,2}:\d{2} ?(?:[ap]\.?m\.?)?|\d[ap]\.?m\.?', re.IGNORECASE)
PHONE_REGEX = re.compile(u'''((?:(?<![\d-])(?:\+?\d{1,3}[-.\s*]?)?(?:\(?\d{3}\)?[-.\s*]?)?\d{3}[-.\s*]?\d{4}(?![\d-]))|(?:(?<![\d-])(?:(?:\(\+?\d{2}\))|(?:\+?\d{2}))\s*\d{2}\s*\d{3}\s*\d{4}(?![\d-])))''')
PHONES_WITH_EXTS_REGEX = re.compile(u'((?:(?:\+?1\s*(?:[.-]\s*)?)?(?:\(\s*(?:[2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9])\s*\)|(?:[2-9]1[02-9]|[2-9][02-8]1|[2-9][02-8][02-9]))\s*(?:[.-]\s*)?)?(?:[2-9]1[02-9]|[2-9][02-9]1|[2-9][02-9]{2})\s*(?:[.-]\s*)?(?:[0-9]{4})(?:\s*(?:#|x\.?|ext\.?|extension)\s*(?:\d+)?))', re.IGNORECASE)
LINK_REGEX = re.compile(u'(?i)((?:https?://|www\d{0,3}[.])?[a-z0-9.\-]+[.](?:(?:international)|(?:construction)|(?:contractors)|(?:enterprises)|(?:photography)|(?:immobilien)|(?:management)|(?:technology)|(?:directory)|(?:education)|(?:equipment)|(?:institute)|(?:marketing)|(?:solutions)|(?:builders)|(?:clothing)|(?:computer)|(?:democrat)|(?:diamonds)|(?:graphics)|(?:holdings)|(?:lighting)|(?:plumbing)|(?:training)|(?:ventures)|(?:academy)|(?:careers)|(?:company)|(?:domains)|(?:florist)|(?:gallery)|(?:guitars)|(?:holiday)|(?:kitchen)|(?:recipes)|(?:shiksha)|(?:singles)|(?:support)|(?:systems)|(?:agency)|(?:berlin)|(?:camera)|(?:center)|(?:coffee)|(?:estate)|(?:kaufen)|(?:luxury)|(?:monash)|(?:museum)|(?:photos)|(?:repair)|(?:social)|(?:tattoo)|(?:travel)|(?:viajes)|(?:voyage)|(?:build)|(?:cheap)|(?:codes)|(?:dance)|(?:email)|(?:glass)|(?:house)|(?:ninja)|(?:photo)|(?:shoes)|(?:solar)|(?:today)|(?:aero)|(?:arpa)|(?:asia)|(?:bike)|(?:buzz)|(?:camp)|(?:club)|(?:coop)|(?:farm)|(?:gift)|(?:guru)|(?:info)|(?:jobs)|(?:kiwi)|(?:land)|(?:limo)|(?:link)|(?:menu)|(?:mobi)|(?:moda)|(?:name)|(?:pics)|(?:pink)|(?:post)|(?:rich)|(?:ruhr)|(?:sexy)|(?:tips)|(?:wang)|(?:wien)|(?:zone)|(?:biz)|(?:cab)|(?:cat)|(?:ceo)|(?:com)|(?:edu)|(?:gov)|(?:int)|(?:mil)|(?:net)|(?:onl)|(?:org)|(?:pro)|(?:red)|(?:tel)|(?:uno)|(?:xxx)|(?:ac)|(?:ad)|(?:ae)|(?:af)|(?:ag)|(?:ai)|(?:al)|(?:am)|(?:an)|(?:ao)|(?:aq)|(?:ar)|(?:as)|(?:at)|(?:au)|(?:aw)|(?:ax)|(?:az)|(?:ba)|(?:bb)|(?:bd)|(?:be)|(?:bf)|(?:bg)|(?:bh)|(?:bi)|(?:bj)|(?:bm)|(?:bn)|(?:bo)|(?:br)|(?:bs)|(?:bt)|(?:bv)|(?:bw)|(?:by)|(?:bz)|(?:ca)|(?:cc)|(?:cd)|(?:cf)|(?:cg)|(?:ch)|(?:ci)|(?:ck)|(?:cl)|(?:cm)|(?:cn)|(?:co)|(?:cr)|(?:cu)|(?:cv)|(?:cw)|(?:cx)|(?:cy)|(?:cz)|(?:de)|(?:dj)|(?:dk)|(?:dm)|(?:do)|(?:dz)|(?:ec)|(?:ee)|(?:eg)|(?:er)|(?:es)|(?:et)|(?:eu)|(?:fi)|(?:fj)|(?:fk)|(?:fm)|(?:fo)|(?:fr)|(?:ga)|(?:gb)|(?:gd)|(?:ge)|(?:gf)|(?:gg)|(?:gh)|(?:gi)|(?:gl)|(?:gm)|(?:gn)|(?:gp)|(?:gq)|(?:gr)|(?:gs)|(?:gt)|(?:gu)|(?:gw)|(?:gy)|(?:hk)|(?:hm)|(?:hn)|(?:hr)|(?:ht)|(?:hu)|(?:id)|(?:ie)|(?:il)|(?:im)|(?:in)|(?:io)|(?:iq)|(?:ir)|(?:is)|(?:it)|(?:je)|(?:jm)|(?:jo)|(?:jp)|(?:ke)|(?:kg)|(?:kh)|(?:ki)|(?:km)|(?:kn)|(?:kp)|(?:kr)|(?:kw)|(?:ky)|(?:kz)|(?:la)|(?:lb)|(?:lc)|(?:li)|(?:lk)|(?:lr)|(?:ls)|(?:lt)|(?:lu)|(?:lv)|(?:ly)|(?:ma)|(?:mc)|(?:md)|(?:me)|(?:mg)|(?:mh)|(?:mk)|(?:ml)|(?:mm)|(?:mn)|(?:mo)|(?:mp)|(?:mq)|(?:mr)|(?:ms)|(?:mt)|(?:mu)|(?:mv)|(?:mw)|(?:mx)|(?:my)|(?:mz)|(?:na)|(?:nc)|(?:ne)|(?:nf)|(?:ng)|(?:ni)|(?:nl)|(?:no)|(?:np)|(?:nr)|(?:nu)|(?:nz)|(?:om)|(?:pa)|(?:pe)|(?:pf)|(?:pg)|(?:ph)|(?:pk)|(?:pl)|(?:pm)|(?:pn)|(?:pr)|(?:ps)|(?:pt)|(?:pw)|(?:py)|(?:qa)|(?:re)|(?:ro)|(?:rs)|(?:ru)|(?:rw)|(?:sa)|(?:sb)|(?:sc)|(?:sd)|(?:se)|(?:sg)|(?:sh)|(?:si)|(?:sj)|(?:sk)|(?:sl)|(?:sm)|(?:sn)|(?:so)|(?:sr)|(?:st)|(?:su)|(?:sv)|(?:sx)|(?:sy)|(?:sz)|(?:tc)|(?:td)|(?:tf)|(?:tg)|(?:th)|(?:tj)|(?:tk)|(?:tl)|(?:tm)|(?:tn)|(?:to)|(?:tp)|(?:tr)|(?:tt)|(?:tv)|(?:tw)|(?:tz)|(?:ua)|(?:ug)|(?:uk)|(?:us)|(?:uy)|(?:uz)|(?:va)|(?:vc)|(?:ve)|(?:vg)|(?:vi)|(?:vn)|(?:vu)|(?:wf)|(?:ws)|(?:ye)|(?:yt)|(?:za)|(?:zm)|(?:zw))(?:/[^\s()<>]+[^\s`!()\[\]{};:\'".,<>?\xab\xbb\u201c\u201d\u2018\u2019])?)', re.IGNORECASE)
EMAIL_REGEX = re.compile(u"([a-z0-9!#$%&'*+\/=?^_`{|.}~-]+@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?)", re.IGNORECASE)
IP_REGEX = re.compile(u'(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)', re.IGNORECASE)
IPV6_REGEX = re.compile(u'\s*(?!.*::.*::)(?:(?!:)|:(?=:))(?:[0-9a-f]{0,4}(?:(?<=::)|(?<!::):)){6}(?:[0-9a-f]{0,4}(?:(?<=::)|(?<!::):)[0-9a-f]{0,4}(?:(?<=::)|(?<!:)|(?<=:)(?<!::):)|(?:25[0-4]|2[0-4]\d|1\d\d|[1-9]?\d)(?:\.(?:25[0-4]|2[0-4]\d|1\d\d|[1-9]?\d)){3})\s*', re.VERBOSE|re.IGNORECASE|re.DOTALL)
PRICE_REGEX = re.compile(u'[$]\s?[+-]?[0-9]{1,3}(?:(?:,?[0-9]{3}))*(?:\.[0-9]{1,2})?')
HEX_COLOR_REGEX = re.compile(u'(#(?:[0-9a-fA-F]{8})|#(?:[0-9a-fA-F]{3}){1,2})\\b')
CREDIT_CARD_REGEX = re.compile(u'((?:(?:\\d{4}[- ]?){3}\\d{4}|\\d{15,16}))(?![\\d])')
BTC_ADDRESS_REGEX = re.compile(u'(?<![a-km-zA-HJ-NP-Z0-9])[13][a-km-zA-HJ-NP-Z0-9]{26,33}(?![a-km-zA-HJ-NP-Z0-9])')
STREET_ADDRESS_REGEX = re.compile(u'\d{1,4} [\w\s]{1,20}(?:street|st|avenue|ave|road|rd|highway|hwy|square|sq|trail|trl|drive|dr|court|ct|park|parkway|pkwy|circle|cir|boulevard|blvd)\W?(?=\s|$)', re.IGNORECASE)
ZIP_CODE_REGEX = re.compile(r'\b\d{5}(?:[-\s]\d{4})?\b')
PO_BOX_REGEX = re.compile(r'P\.? ?O\.? Box \d+', re.IGNORECASE)

"""from https://github.com/chartbeat-labs/textacy/blob/master/textacy/constants.py"""
ACRONYM_REGEX = re.compile(r"(?:^|(?<=\W))(?:(?:(?:(?:[A-Z]\.?)+[a-z0-9&/-]?)+(?:[A-Z][s.]?|[0-9]s?))|(?:[0-9](?:\-?[A-Z])+))(?:$|(?=\W))", flags=re.UNICODE)
EMAIL_REGEX2 = re.compile(r"(?:^|(?<=[^\w@.)]))([\w+-](\.(?!\.))?)*?[\w+-]@(?:\w-?)*?\w+(\.([a-z]{2,})){1,3}(?:$|(?=\b))", flags=re.IGNORECASE | re.UNICODE)
PHONE_REGEX2 = re.compile(r'(?:^|(?<=[^\w)]))(\+?1[ .-]?)?(\(?\d{3}\)?[ .-]?)?(\d{3}[ .-]?\d{4})(\s?(?:ext\.?|[#x-])\s?\d{2,6})?(?:$|(?=\W))')
NUMBERS_REGEX = re.compile(r'(?:^|(?<=[^\w,.]))[+–-]?(([1-9]\d{0,2}(,\d{3})+(\.\d*)?)|([1-9]\d{0,2}([ .]\d{3})+(,\d*)?)|(\d*?[.,]\d+)|\d+)(?:$|(?=\b))')
CURRENCY_REGEX = re.compile('({})+'.format('|'.join(re.escape(c) for c in CURRENCIES.keys())))
LINEBREAK_REGEX = re.compile(r'((\r\n)|[\n\v])+')
NONBREAKING_SPACE_REGEX = re.compile(r'(?!\n)\s+')
URL_REGEX = re.compile(
    r"(?:^|(?<![\w/.]))"
    # protocol identifier
    # r"(?:(?:https?|ftp)://)"  <-- alt?
    r"(?:(?:https?://|ftp://|www\d{0,3}\.))"
    # user:pass authentication
    r"(?:\S+(?::\S*)?@)?"
    r"(?:"
    # IP address exclusion
    # private & local networks
    r"(?!(?:10|127)(?:\.\d{1,3}){3})"
    r"(?!(?:169\.254|192\.168)(?:\.\d{1,3}){2})"
    r"(?!172\.(?:1[6-9]|2\d|3[0-1])(?:\.\d{1,3}){2})"
    # IP address dotted notation octets
    # excludes loopback network 0.0.0.0
    # excludes reserved space >= 224.0.0.0
    # excludes network & broadcast addresses
    # (first & last IP address of each class)
    r"(?:[1-9]\d?|1\d\d|2[01]\d|22[0-3])"
    r"(?:\.(?:1?\d{1,2}|2[0-4]\d|25[0-5])){2}"
    r"(?:\.(?:[1-9]\d?|1\d\d|2[0-4]\d|25[0-4]))"
    r"|"
    # host name
    r"(?:(?:[a-z\u00a1-\uffff0-9]-?)*[a-z\u00a1-\uffff0-9]+)"
    # domain name
    r"(?:\.(?:[a-z\u00a1-\uffff0-9]-?)*[a-z\u00a1-\uffff0-9]+)*"
    # TLD identifier
    r"(?:\.(?:[a-z\u00a1-\uffff]{2,}))"
    r")"
    # port number
    r"(?::\d{2,5})?"
    # resource path
    r"(?:/\S*)?"
    r"(?:$|(?![\w?!+&/]))",
    flags=re.UNICODE | re.IGNORECASE)  # source: https://gist.github.com/dperini/729294
SHORT_URL_REGEX = re.compile(
    r"(?:^|(?<![\w/.]))"
    # optional scheme
    r"(?:(?:https?://)?)"
    # domain
    r"(?:\w-?)*?\w+(?:\.[a-z]{2,12}){1,3}"
    r"/"
    # hash
    r"[^\s.,?!'\"|+]{2,12}"
    r"(?:$|(?![\w?!+&/]))",
    flags=re.IGNORECASE)

"""regexes for cleaning up crufty terms"""
DANGLING_PARENS_TERM_RE = re.compile(
    r'(?:\s|^)(\()\s{1,2}(.*?)\s{1,2}(\))(?:\s|$)', flags=re.UNICODE)
LEAD_TAIL_CRUFT_TERM_RE = re.compile(
    r'^([^\w(-] ?)+|([^\w).!?] ?)+$', flags=re.UNICODE)
LEAD_HYPHEN_TERM_RE = re.compile(
    r'^-([^\W\d_])', flags=re.UNICODE)
NEG_DIGIT_TERM_RE = re.compile(
    r'(-) (\d)', flags=re.UNICODE)
WEIRD_HYPHEN_SPACE_TERM_RE = re.compile(
    r'(?<=[^\W\d]) (-[^\W\d])', flags=re.UNICODE)
WEIRD_APOSTR_SPACE_TERM_RE = re.compile(
    r"([^\W\d]+) ('[a-z]{1,2}\b)", flags=re.UNICODE)

""" re.sub(r'(\w)(?<=[a-z])([A-Z])',r'\1 \2',"orangeApple") Orange Apple"""
CAPITAL_IN_TEXT_REGEX = re.compile(r'(\w)(?<=[a-z])([A-Z])')