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An explanation of your regex will be automatically generated as you type.
Detailed match information will be displayed here automatically.
  • All Tokens
  • Common Tokens
  • General Tokens
  • Anchors
  • Meta Sequences
  • Quantifiers
  • Group Constructs
  • Character Classes
  • Flags/Modifiers
  • Substitution
  • A single character of: a, b or c
    [abc]
  • A character except: a, b or c
    [^abc]
  • A character in the range: a-z
    [a-z]
  • A character not in the range: a-z
    [^a-z]
  • A character in the range: a-z or A-Z
    [a-zA-Z]
  • Any single character
    .
  • Alternate - match either a or b
    a|b
  • Any whitespace character
    \s
  • Any non-whitespace character
    \S
  • Any digit
    \d
  • Any non-digit
    \D
  • Any word character
    \w
  • Any non-word character
    \W
  • Non-capturing group
    (?:...)
  • Capturing group
    (...)
  • Zero or one of a
    a?
  • Zero or more of a
    a*
  • One or more of a
    a+
  • Exactly 3 of a
    a{3}
  • 3 or more of a
    a{3,}
  • Between 3 and 6 of a
    a{3,6}
  • Start of string
    ^
  • End of string
    $
  • A word boundary
    \b
  • Non-word boundary
    \B

Regular Expression
Processing...

Test String

Code Generator

Language

Generated Code

import re regex = re.compile(r"\b(?<!\d[,.])(?<!\d-)((?:\d+/)?\d+(?:[,.]\d+)*)\b(\s*(\w*)/)?\s*((?(2)\w+|\w+\s+per\s+\w+))(?=\s*(?:[,)]|$))", flags=re.MULTILINE) test_str = ("3M™ Victory Series™ Bracket MBT™ 017-873, .022, UL3, 0T/8A, Hk, 5/Pack\n" " 5/Pack\n" "3M™ BX™ Dual Reader Protective Eyewear 11458-00000-20, Clear Anti-Fog Lens, Silver/Black Frame, +2.0 Top/Bottom Diopter, 20 ea/Case\n" " 20 ea/Case\n" "4220VDS-QCSHC/900-000/A CABINET EMPTY\n" " No units\n" "3M™ Bumpon™ Protective Product SJ5476 Fluorescent Yellow, 3.000/Case\n" " 3.000/Case\n" "3M™ Bumpon™ Protective Products SJ61A2 Black, 10,000/Case\n" " 10,000/Case\n\n" "QWERTYUI PN-DR, Coarse, TR, 1-1/2 in, 50/Carton, 200 ea/Case, Dispenser Pack\n" " 50/Carton, 200 ea/Case\n" "2841 PC GREY AS/AF (20/CASE)\n" " 20/CASE\n" "TYPE.2 86421-K40-F000, 1 Set/Pack, 100 Packs/Case\n" " 1 Set/Pack, 100 Packs/Case\n" "RTYU 31655, 240+, 6 in, 50 Discs/Roll, 6 Rolls/Case\n" " 50 Discs/Roll, 6 Rolls/Case\n" "Clear, 1 in x 36 yd, 4.8 mil, 24 rolls per case\n" " 24 rolls per case\n" "3M™ Victory Series™ Bracket MBT™ 017-873, .022, UL3, 0T/8A, Hk, 5/Pack\n" " 5/Pack\n" "3M™ BX™ Dual Reader Protective Eyewear 11458-00000-20, Clear Anti-Fog Lens, Silver/Black Frame, +2.0 Top/Bottom Diopter, 20 ea/Case\n" " 20 ea/Case\n" "4220VDS-QCSHC/900-000/A CABINET EMPTY\n" " No units\n" "3M™ Bumpon™ Protective Product SJ5476 Fluorescent Yellow, 3.000/Case\n" " 3.000/Case\n" "3M™ Bumpon™ Protective Products SJ61A2 Black, 10,000/Case\n" " 10,000/Case") matches = regex.finditer(test_str) for match_num, match in enumerate(matches, start=1): print(f"Match {match_num} was found at {match.start()}-{match.end()}: {match.group()}") for group_num, group in enumerate(match.groups(), start=1): print(f"Group {group_num} found at {match.start(group_num)}-{match.end(group_num)}: {group}")

Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Python, please visit: https://docs.python.org/3/library/re.html