我有5个项目类型，我必须解析数千个文件（大约20kb - 75kb）：
Item Types
SHA1 hashes
ip addresses
domain names
urls (full thing if possible)
email addresses
我目前使用正则表达式在数千个文件中查找这些性质的任何项目。 python正则表达式花了很长时间，我想知道是否有更好的方法来识别我的任何基于文本的平面文件中的这些项目类型？
reSHA1 = r"([A-F]|[0-9]|[a-f]){40}"
reIPv4 = r"\b(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(\.|\[\.\])){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)"
reURL = r"[A-Z0-9\-\.\[\]]+(\.|\[\.\])(XN--CLCHC0EA0B2G2A9GCD|XN--HGBK6AJ7F53BBA|" \
r"XN--HLCJ6AYA9ESC7A|XN--11B5BS3A9AJ6G|XN--MGBERP4A5D4AR|XN--XKC2DL3A5EE0H|XN--80AKHBYKNJ4F|" \
r"XN--XKC2AL3HYE2A|XN--LGBBAT1AD8J|XN--MGBC0A9AZCG|XN--9T4B11YI5A|XN--MGBAAM7A8H|XN--MGBAYH7GPA|" \
r"XN--MGBBH1A71E|XN--FPCRJ9C3D|XN--FZC2C9E2C|XN--YFRO4I67O|XN--YGBI2AMMX|XN--3E0B707E|XN--JXALPDLP|" \
r"XN--KGBECHTV|XN--OGBPF8FL|XN--0ZWM56D|XN--45BRJ9C|XN--80AO21A|XN--DEBA0AD|XN--G6W251D|XN--GECRJ9C|" \
r"XN--H2BRJ9C|XN--J6W193G|XN--KPRW13D|XN--KPRY57D|XN--PGBS0DH|XN--S9BRJ9C|XN--90A3AC|XN--FIQS8S|" \
r"XN--FIQZ9S|XN--O3CW4H|XN--WGBH1C|XN--WGBL6A|XN--ZCKZAH|XN--P1AI|MUSEUM|TRAVEL|AERO|ARPA|ASIA|COOP|" \
r"INFO|JOBS|MOBI|NAME|BIZ|CAT|COM|EDU|GOV|INT|MIL|NET|ORG|PRO|TEL|XXX|AC|AD|AE|AF|AG|AI|AL|AM|AN|AO|AQ|" \
r"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|" \
r"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|" \
r"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|" \
r"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|" \
r"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|" \
r"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|" \
r"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)" \
r"(/\S+)"
reDomain = r"[A-Z0-9\-\.\[\]]+(\.|\[\.\])(XN--CLCHC0EA0B2G2A9GCD|XN--HGBK6AJ7F53BBA|XN--HLCJ6AYA9ESC7A|" \
r"XN--11B5BS3A9AJ6G|XN--MGBERP4A5D4AR|XN--XKC2DL3A5EE0H|XN--80AKHBYKNJ4F|XN--XKC2AL3HYE2A|" \
r"XN--LGBBAT1AD8J|XN--MGBC0A9AZCG|XN--9T4B11YI5A|XN--MGBAAM7A8H|XN--MGBAYH7GPA|XN--MGBBH1A71E|" \
r"XN--FPCRJ9C3D|XN--FZC2C9E2C|XN--YFRO4I67O|XN--YGBI2AMMX|XN--3E0B707E|XN--JXALPDLP|XN--KGBECHTV|" \
r"XN--OGBPF8FL|XN--0ZWM56D|XN--45BRJ9C|XN--80AO21A|XN--DEBA0AD|XN--G6W251D|XN--GECRJ9C|XN--H2BRJ9C|" \
r"XN--J6W193G|XN--KPRW13D|XN--KPRY57D|XN--PGBS0DH|XN--S9BRJ9C|XN--90A3AC|XN--FIQS8S|XN--FIQZ9S|" \
r"XN--O3CW4H|XN--WGBH1C|XN--WGBL6A|XN--ZCKZAH|XN--P1AI|MUSEUM|TRAVEL|AERO|ARPA|ASIA|COOP|INFO|JOBS|" \
r"MOBI|NAME|BIZ|CAT|COM|EDU|GOV|INT|MIL|NET|ORG|PRO|TEL|XXX|AC|AD|AE|AF|AG|AI|AL|AM|AN|AO|AQ|AR|AS|AT" \
r"|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|" \
r"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|" \
r"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|" \
r"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" \
r"|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|" \
r"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" \
r"|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|" \
r"ZM|ZW)\b"
reEmail = r"\b[A-Za-z0-9._%+-]+(@|\[@\])[A-Za-z0-9.-]+(\.|\[\.\])(XN--CLCHC0EA0B2G2A9GCD|XN--HGBK6AJ7F53BBA|" \
r"XN--HLCJ6AYA9ESC7A|XN--11B5BS3A9AJ6G|XN--MGBERP4A5D4AR|XN--XKC2DL3A5EE0H|XN--80AKHBYKNJ4F|" \
r"XN--XKC2AL3HYE2A|XN--LGBBAT1AD8J|XN--MGBC0A9AZCG|XN--9T4B11YI5A|XN--MGBAAM7A8H|XN--MGBAYH7GPA|" \
r"XN--MGBBH1A71E|XN--FPCRJ9C3D|XN--FZC2C9E2C|XN--YFRO4I67O|XN--YGBI2AMMX|XN--3E0B707E|XN--JXALPDLP|" \
r"XN--KGBECHTV|XN--OGBPF8FL|XN--0ZWM56D|XN--45BRJ9C|XN--80AO21A|XN--DEBA0AD|XN--G6W251D|XN--GECRJ9C|" \
r"XN--H2BRJ9C|XN--J6W193G|XN--KPRW13D|XN--KPRY57D|XN--PGBS0DH|XN--S9BRJ9C|XN--90A3AC|XN--FIQS8S|" \
r"XN--FIQZ9S|XN--O3CW4H|XN--WGBH1C|XN--WGBL6A|XN--ZCKZAH|XN--P1AI|MUSEUM|TRAVEL|AERO|ARPA|ASIA|COOP|" \
r"INFO|JOBS|MOBI|NAME|BIZ|CAT|COM|EDU|GOV|INT|MIL|NET|ORG|PRO|TEL|XXX|AC|AD|AE|AF|AG|AI|AL|AM|AN|AO|AQ|" \
r"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" \
r"|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" \
r"|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|" \
r"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" \
r"|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|" \
r"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" \
r"|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|" \
r"ZA|ZM|ZW)\b"
我正在使用
with open(file, 'r') as f:
for m in re.finditer(key, text, re.IGNORECASE):
try:
m = str(m).split('match=')[-1].split("'")[1]
new_file.write(m + '\n')
except:
pass
打开，查找和输出到新文件的方法。
任何有关加快此项目并提高其效率的帮助都将不胜感激。
答案 0 :(得分：1)
你可能想要：
text = m.group(0)
print(text, file=new_file)