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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"(Device\s#\d(\n.*)*?(?=\n\s*Device\s#|\Z))") test_str = (" Controllers found: 1\n" "----------------------------------------------------------------------\n" "Physical Device information\n" "----------------------------------------------------------------------\n" " Device #0\n" " Device is a Hard drive\n" " State : Online\n" " Supported : Yes\n" " Transfer Speed : SAS 3.0 Gb/s\n" " Reported Channel,Device(T:L) : 0,0(0:0)\n" " Reported Location : Enclosure 0, Slot 31\n" " Reported ESD(T:L) : 2,0(0:0)\n" " Vendor : HP\n" " Model : DG072A4951\n" " Firmware : HPDB\n" " Serial number : P2VDJTUA\n" " World-wide name : 5000CCA00016CE17\n" " Reserved Size : 109705 KB\n" " Used Size : 69900 MB\n" " Unused Size : 64 KB\n" " Total Size : 70007 MB\n" " Write Cache : Enabled (write-back)\n" " FRU : None\n" " S.M.A.R.T. : No\n" " S.M.A.R.T. warnings : 0\n" " Power State : Full rpm\n" " Supported Power States : Full rpm,Powered off\n" " SSD : No\n" " Device #1\n" " Device is a Hard drive\n" " State : Online\n" " Supported : Yes\n" " Transfer Speed : SAS 3.0 Gb/s\n" " Reported Channel,Device(T:L) : 0,1(1:0)\n" " Reported Location : Enclosure 0, Slot 30\n" " Reported ESD(T:L) : 2,0(0:0)\n" " Vendor : HP\n" " Model : DG072A4951\n" " Firmware : HPDB\n" " Serial number : P2VDLG6A\n" " World-wide name : 5000CCA00016E6FB\n" " Reserved Size : 109705 KB\n" " Used Size : 69900 MB\n" " Unused Size : 64 KB\n" " Total Size : 70007 MB\n" " Write Cache : Enabled (write-back)\n" " FRU : None\n" " S.M.A.R.T. : No\n" " S.M.A.R.T. warnings : 0\n" " Power State : Full rpm\n" " Supported Power States : Full rpm,Powered off\n" " SSD : No\n" " Device #2\n" " Device is a Hard drive\n" " State : Online\n" " Supported : Yes\n" " Transfer Speed : SAS 6.0 Gb/s\n" " Reported Channel,Device(T:L) : 0,2(2:0)\n" " Reported Location : Enclosure 0, Slot 29\n" " Reported ESD(T:L) : 2,0(0:0)\n" " Vendor : HP\n" " Model : EG0300FAWHV\n" " Firmware : HPDE\n" " Serial number : 6SE4RLA90000B206N27S\n" " World-wide name : 5000C500429DA878\n" " Reserved Size : 415982 KB\n" " Used Size : 285696 MB\n" " Unused Size : 64 KB\n" " Total Size : 286102 MB\n" " Write Cache : Enabled (write-back)\n" " FRU : None\n" " S.M.A.R.T. : No\n" " S.M.A.R.T. warnings : 0\n" " Power State : Full rpm\n" " Supported Power States : Full rpm,Powered off\n" " SSD : No\n" " Device #3\n" " Device is a Hard drive\n" " State : Online\n" " Supported : Yes\n" " Transfer Speed : SAS 6.0 Gb/s\n" " Reported Channel,Device(T:L) : 0,3(3:0)\n" " Reported Location : Enclosure 0, Slot 28\n" " Reported ESD(T:L) : 2,0(0:0)\n" " Vendor : HP\n" " Model : EG0300FAWHV\n" " Firmware : HPDE\n" " Serial number : 6SE4NYMY0000B20416MP\n" " World-wide name : 5000C50042999500\n" " Reserved Size : 415982 KB\n" " Used Size : 285696 MB\n" " Unused Size : 64 KB\n" " Total Size : 286102 MB\n" " Write Cache : Enabled (write-back)\n" " FRU : None\n" " S.M.A.R.T. : No\n" " S.M.A.R.T. warnings : 0\n" " Power State : Full rpm\n" " Supported Power States : Full rpm,Powered off\n" " SSD : No") 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