Regular Expressions 101

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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
  • Match everything enclosed
    (?:...)
  • Capture everything enclosed
    (...)
  • 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

/
/
gm

Test String

Code Generator

Generated Code

# coding=utf8 # the above tag defines encoding for this document and is for Python 2.x compatibility import re regex = r"^\s+[ULCHIJAD]+E\s+(.+)" test_str = ("---- Minecraft Crash Report ----\n" "// I let you down. Sorry :(\n\n" "Time: 28.10.15 11:27\n" "Description: Exception in server tick loop\n\n" "cpw.mods.fml.common.LoaderException: java.lang.NoClassDefFoundError: net/minecraft/client/multiplayer/WorldClient\n" " at cpw.mods.fml.common.LoadController.transition(LoadController.java:163)\n" " at cpw.mods.fml.common.Loader.loadMods(Loader.java:544)\n" " at cpw.mods.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:87)\n" " at cpw.mods.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:314)\n" " at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:117)\n" " at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387)\n" " at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)\n" "Caused by: java.lang.NoClassDefFoundError: net/minecraft/client/multiplayer/WorldClient\n" " at java.lang.Class.forName0(Native Method)\n" " at java.lang.Class.forName(Unknown Source)\n" " at cpw.mods.fml.common.FMLModContainer.constructMod(FMLModContainer.java:440)\n" " at sun.reflect.GeneratedMethodAccessor5.invoke(Unknown Source)\n" " at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)\n" " at java.lang.reflect.Method.invoke(Unknown Source)\n" " at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)\n" " at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)\n" " at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)\n" " at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)\n" " at com.google.common.eventbus.EventBus.post(EventBus.java:275)\n" " at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:212)\n" " at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:190)\n" " at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\n" " at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)\n" " at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)\n" " at java.lang.reflect.Method.invoke(Unknown Source)\n" " at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)\n" " at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)\n" " at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)\n" " at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)\n" " at com.google.common.eventbus.EventBus.post(EventBus.java:275)\n" " at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:119)\n" " at cpw.mods.fml.common.Loader.loadMods(Loader.java:513)\n" " ... 5 more\n" "Caused by: java.lang.ClassNotFoundException: net.minecraft.client.multiplayer.WorldClient\n" " at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)\n" " at java.lang.ClassLoader.loadClass(Unknown Source)\n" " at java.lang.ClassLoader.loadClass(Unknown Source)\n" " ... 29 more\n" "Caused by: java.lang.RuntimeException: Attempted to load class bjf for invalid side SERVER\n" " at cpw.mods.fml.common.asm.transformers.SideTransformer.transform(SideTransformer.java:50)\n" " at net.minecraft.launchwrapper.LaunchClassLoader.runTransformers(LaunchClassLoader.java:279)\n" " at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:176)\n" " ... 31 more\n\n\n" "A detailed walkthrough of the error, its code path and all known details is as follows:\n" "---------------------------------------------------------------------------------------\n\n" "-- System Details --\n" "Details:\n" " Minecraft Version: 1.7.10\n" " Operating System: Windows 10 (amd64) version 10.0\n" " Java Version: 1.8.0_60, Oracle Corporation\n" " Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation\n" " Memory: 882519880 bytes (841 MB) / 1056440320 bytes (1007 MB) up to 3728736256 bytes (3556 MB)\n" " JVM Flags: 2 total; -Xmx4000M -Xmx4000M\n" " AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used\n" " IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0\n" " FML: MCP v9.05 FML v7.10.99.99 Minecraft Forge 10.13.4.1517 122 mods loaded, 122 mods active\n" " States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored\n" " UC mcp{9.05} [Minecraft Coder Pack] (minecraft.jar) \n" " UC FML{7.10.99.99} [Forge Mod Loader] (forge-1.7.10-10.13.4.1517-1.7.10-universal.jar) \n" " UC Forge{10.13.4.1517} [Minecraft Forge] (forge-1.7.10-10.13.4.1517-1.7.10-universal.jar) \n" " UC AM2-Preloader{0.0.2} [AMCore] (minecraft.jar) \n" " UC CodeChickenCore{1.0.7.47} [CodeChicken Core] (minecraft.jar) \n" " UC Micdoodlecore{} [Micdoodle8 Core] (minecraft.jar) \n" " UC NotEnoughItems{1.0.5.118} [Not Enough Items] (NotEnoughItems-1.7.10-1.0.5.118-universal (1).jar) \n" " UC <CoFH ASM>{000} [CoFH ASM] (minecraft.jar) \n" " UC AnimationAPI{1.2.4} [AnimationAPI] (AnimationAPI-1.7.10-1.2.4 (1).jar) \n" " UC arsmagica2{1.4.0.008} [Ars Magica 2] (1.7.10_AM2-1.4.0.008 (1).jar) \n" " UC IC2{2.2.790-experimental} [IndustrialCraft 2] (industrialcraft-2-2.2.790-experimental.jar) \n" " UC AdvancedSolarPanel{1.7.10-3.5.1} [Advanced Solar Panels] (Advanced-Solar-Panels-Addon-1.7.10.jar) \n" " UC CoFHCore{1.7.10R3.0.3} [CoFH Core] (CoFHCore-[1.7.10]3.0.3-303 (1).jar) \n" " UC advancedgenetics{1.5.9} [Advanced Genetics] (advancedgenetics-1.7.10-1.5.9.jar) \n" " UC ArchimedesShips{1.7.10 v1.7.1} [Archimedes' Ships] (ArchimedesShips-1.7.1.jar) \n" " UC Baubles{1.0.1.10} [Baubles] (Baubles-1.7.10-1.0.1.10.jar) \n" " UC betterstorage{0.13.1.126} [BetterStorage] (BetterStorage-1.7.10-0.13.1.126.jar) \n" " UC BiblioCraft{1.11.3} [BiblioCraft] (BiblioCraft[v1.11.3][MC1.7.10].jar) \n" " UC BiomesOPlenty{2.1.0} [Biomes O' Plenty] (BiomesOPlenty-1.7.10-2.1.0.1462-universal.jar) \n" " UC Botania{r1.7-228} [Botania] (Botania r1.7-228.jar) \n" " UC Railcraft{9.7.0.0} [Railcraft] (Railcraft_1.7.10-9.7.0.0.jar) \n" " UC TwilightForest{2.3.7} [The Twilight Forest] (twilightforest-1.7.10-2.3.7.jar) \n" " UC ForgeMultipart{1.2.0.345} [Forge Multipart] (ForgeMultipart-1.7.10-1.2.0.345-universal.jar) \n" " UC chisel{2.5.1.44} [Chisel 2] (Chisel2-2.5.1.44.jar) \n" " UC CarpentersBlocks{3.3.8_dev_r2} [Carpenter's Blocks] (Carpenter's Blocks v3.3.8_dev_r2 - MC 1.7.10.jar) \n" " UC ChickenChunks{1.3.4.19} [ChickenChunks] (ChickenChunks-1.7.10-1.3.4.19-universal (1).jar) \n" " UC chocolateQuest{1.0} [Chocolate Quest] (chocolateQuest-1.7.10-1.0 (1).jar) \n" " UC customnpcs{1.7.10c} [CustomNpcs] (CustomNPCs_1.7.10c.jar) \n" " UC CustomOreGen{1.2.21} [Custom Ore Generation] (CustomOreGen-1.7.10-1.2.21.jar) \n" " UC dldungeonsjdg{1.8.7} [Doomlike Dungeons] (DoomlikeDungeons-1.8.7-MC1.7.10.jar) \n" " UC DragonMounts{r41-1.7.10} [Dragon Mounts] (DragonMounts-r41-1.7.10.jar) \n" " UE DynamicLights{1.3.9} [Dynamic Lights] (DynamicLights-1.7.10.jar) \n" " UE DynamicLights_onFire{1.0.5} [Dynamic Lights Burning Entity Module] (DynamicLights-1.7.10.jar) \n" " UE DynamicLights_creepers{1.0.4} [Dynamic Lights Creeper Module] (DynamicLights-1.7.10.jar) \n" " UE DynamicLights_dropItems{1.0.8} [Dynamic Lights EntityItem Module] (DynamicLights-1.7.10.jar) \n" " UE DynamicLights_entityClasses{1.0.1} [Dynamic Lights Entity Light Module] (DynamicLights-1.7.10.jar) \n" " UE DynamicLights_mobEquipment{1.0.8} [Dynamic Lights Mob Equipment Light Module] (DynamicLights-1.7.10.jar) \n" " UE DynamicLights_flameArrows{1.0.0} [Dynamic Lights Fiery Arrows Light Module] (DynamicLights-1.7.10.jar) \n" " UE DynamicLights_floodLights{1.0.2} [Dynamic Lights Flood Light] (DynamicLights-1.7.10.jar) \n" " UE DynamicLights_otherPlayers{1.0.8} [Dynamic Lights OtherPlayers Light Module] (DynamicLights-1.7.10.jar) \n" " UE DynamicLights_thePlayer{1.1.4} [Dynamic Lights Player Light Module] (DynamicLights-1.7.10.jar) \n" " UC EnderStorage{1.4.7.37} [EnderStorage] (EnderStorage-1.7.10-1.4.7.37-universal (1).jar) \n" " UC ThermalFoundation{1.7.10R1.2.0} [Thermal Foundation] (ThermalFoundation-[1.7.10]1.2.0-102 (1).jar) \n" " UC ThermalExpansion{1.7.10R4.0.3B1} [Thermal Expansion] (ThermalExpansion-[1.7.10]4.0.3B1-218 (1).jar) \n" " UC enhancedportals{3.0.12} [EnhancedPortals] (EnhancedPortals_1.7.10-universal-3.0.12.jar) \n" " UC flansmod{4.10.0} [Flan's Mod] (Flans Mod-1.7.10-4.10.0.jar) \n" " UC FoodPlus{3.2rS} [Food Plus] (FoodPlus-1.7.2-3.2rS.jar) \n" " UC fossil{1.7.10 Build 7.2.1} [Fossils and Archeology Revival] (Fossils_Archeology_Revival-1.7.10_Build-7.2.1.jar) \n" " UC GalacticraftCore{3.0.12} [Galacticraft Core] (GalacticraftCore-1.7-3.0.12.399.jar) \n" " UC GalacticraftMars{3.0.12} [Galacticraft Planets] (Galacticraft-Planets-1.7-3.0.12.399.jar) \n" " UC GraviSuite{1.7.10-2.0.3} [Graviation Suite] (Gravitation-Suite-Addon-1.7.10.jar) \n" " UC iChunUtil{4.2.2} [iChunUtil] (iChunUtil-4.2.2 (1).jar) \n" " UC GraviGun{4.0.0-beta} [GraviGun] (GravityGun-4.0.0-beta.jar) \n" " UC grim3212core{V0.2 - 1.7.10} [Grim3212 Core] (Grim3212-Core-1.7.10 (2).jar) \n" " UC IronChest{6.0.62.742} [Iron Chest] (ironchest-1.7.10-6.0.62.742-universal.jar) \n" " UC JABBA{1.2.1} [JABBA] (Jabba-1.2.1a_1.7.10.jar) \n" " UC Mantle{1.7.10-0.3.2.jenkins184} [Mantle] (Mantle-1.7.10-0.3.2 (1).jar) \n" " UC Mekanism{8.1.7} [Mekanism] (Mekanism-1.7.10-8.1.7.252.jar) \n" " UC MekanismGenerators{8.1.7} [MekanismGenerators] (MekanismGenerators-1.7.10-8.1.7.252.jar) \n" " UC MekanismTools{8.1.7} [MekanismTools] (MekanismTools-1.7.10-8.1.7.252.jar) \n" " UC MineFactoryReloaded{1.7.10R2.8.0} [MineFactory Reloaded] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatAppliedEnergistics{1.7.10R2.8.0} [MFR Compat: Applied Energistics] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatAtum{1.7.10R2.8.0} [MFR Compat: Atum] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatBackTools{1.7.10R2.8.0} [MFR Compat: BackTools] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatBuildCraft{1.7.10R2.8.0} [MFR Compat: BuildCraft] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatChococraft{1.7.10R2.8.0} [MFR Compat: Chococraft] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatExtraBiomes{1.7.10R2.8.0} [MFR Compat: ExtraBiomes] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatForestry{1.7.10R2.8.0} [MFR Compat: Forestry] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatForgeMicroblock{1.7.10R2.8.0} [MFR Compat: ForgeMicroblock] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatIC2{1.7.10R2.8.0} [MFR Compat: IC2] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatMystcraft{1.7.10R2.8.0} [MFR Compat: Mystcraft] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MrTJPCoreMod{1.1.0.31} [MrTJPCore] (MrTJPCore-1.7.10-1.1.0.31-universal.jar) \n" " UC ProjRed|Core{4.7.0pre9.92} [ProjectRed Core] (ProjectRed-1.7.10-4.7.0pre9.92-Base.jar) \n" " UC ProjRed|Exploration{4.7.0pre9.92} [ProjectRed Exploration] (ProjectRed-1.7.10-4.7.0pre9.92-World.jar) \n" " UC MineFactoryReloaded|CompatProjRed{1.7.10R2.8.0} [MFR Compat ProjectRed] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatRailcraft{1.7.10R2.8.0} [MFR Compat: Railcraft] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatSufficientBiomes{1.7.10R2.8.0} [MFR Compat: Sufficient Biomes] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatThaumcraft{1.7.10R2.8.0} [MFR Compat: Thaumcraft] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatThermalExpansion{1.7.10R2.8.0} [MFR Compat: Thermal Expansion] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC TConstruct{1.7.10-1.8.5.build957} [Tinkers' Construct] (TConstruct-1.7.10-1.8.5.jar) \n" " UC MineFactoryReloaded|CompatTConstruct{1.7.10R2.8.0} [MFR Compat: Tinkers' Construct] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatTwilightForest{1.7.10R2.8.0} [MFR Compat: TwilightForest] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC MineFactoryReloaded|CompatVanilla{1.7.10R2.8.0} [MFR Compat: Vanilla] (MineFactoryReloaded-[1.7.10]2.8.0-104 (1).jar) \n" " UC AS_Minions{1.9.4} [Minions] (Minions-1.7.10.jar) \n" " UC testdummy{1.0} [MmmMmmMmmMmm] (MmmMmmMmmMmm-1.6.jar) \n" " UC MorePlanet{1.3.0} [More Planets] (More-Planets-1.7.10-1.3.0-Pre-1 (1).jar) \n" " UC Morph{0.9.2} [Morph] (Morph-Beta-0.9.2.jar) \n" " UC NetherOres{1.7.10R2.3.0} [Nether Ores] (NetherOres-[1.7.10]2.3.0-12 (1).jar) \n" " UC clearingblock{0.3} [ClearingBlock Mod] (Nuclear Bomb Mod 1.0v.jar) \n" " UC nuclearcraft{V0.1 - 1.7.10} [Nuclear Craft] (Nuclear-Craft-Mod-1.7.10.jar) \n" " UC OreSpawn{1.7.10.20.3} [OreSpawn] (orespawn-1.7.10-20.3 (1).zip) \n" " UC PortalGun{4.0.0-beta-5} [PortalGun] (Portal-Gun-Mod-1.7.10.jar) \n" " UC PowerConverters{1.7.10_3.3.0-jenkins.76} [Power Converters] (PowerConverters-1.7.10_3.3.0-jenkins.76.jar) \n" " UC ProjRed|Transmission{4.7.0pre9.92} [ProjectRed Transmission] (ProjectRed-1.7.10-4.7.0pre9.92-Integration.jar) \n" " UC ProjRed|Transportation{4.7.0pre9.92} [ProjectRed Transportation] (ProjectRed-1.7.10-4.7.0pre9.92-Mechanical.jar) \n" " UC ProjRed|Compatibility{4.7.0pre9.92} [ProjectRed Compatibility] (ProjectRed-1.7.10-4.7.0pre9.92-Compat.jar) \n" " UC ProjRed|Integration{4.7.0pre9.92} [ProjectRed Integration] (ProjectRed-1.7.10-4.7.0pre9.92-Integration.jar) \n" " UC ProjRed|Fabrication{4.7.0pre9.92} [ProjectRed Fabrication] (ProjectRed-1.7.10-4.7.0pre9.92-Fabrication.jar) \n" " UC ProjRed|Illumination{4.7.0pre9.92} [ProjectRed Illumination] (ProjectRed-1.7.10-4.7.0pre9.92-Lighting.jar) \n" " UC ProjRed|Expansion{4.7.0pre9.92} [ProjectRed Expansion] (ProjectRed-1.7.10-4.7.0pre9.92-Mechanical.jar) \n" " UC qCraft{1.2} [qCraft] (qCraft1.2.zip) \n" " UC QuarryPlus{2.1.0} [QuarryPlus] (QuarryPlus-1.7.10-2.1.0.jar) \n" " UC RandomThings{2.2.4} [Random Things] (RandomThings-2.2.4.jar) \n" " UC RedstoneArsenal{1.7.10R1.1.1} [Redstone Arsenal] (RedstoneArsenal-[1.7.10]1.1.1-89 (1).jar) \n" " UC rivalrebels{1.7.10N} [Rival Rebels] (rivalrebels-1.7.10N.jar) \n" " UC secretroomsmod{4.7.1} [The SecretRoomsMod] (secretroomsmod-1.7.10-4.7.1.413.jar) \n" " UC simplyjetpacks{1.5.1} [Simply Jetpacks] (SimplyJetpacks-MC1.7.10-1.5.1.jar) \n" " UC Sync{4.0.0} [Sync] (Sync-4.0.0.jar) \n" " UC ThermalDynamics{1.7.10R1.1.0} [Thermal Dynamics] (ThermalDynamics-[1.7.10]1.1.0-161 (1).jar) \n" " UC TMechworks{1.7.10-75.0afb56c} [Tinkers' Mechworks] (TMechworks-1.7.10-0.2.9.jar) \n" " UC Torched{4.0.0} [Torched] (Torched-4.0.0.jar) \n" " UC Translocator{1.1.2.15} [Translocator] (Translocator-1.7.10-1.1.2.15-universal (1).jar) \n" " UC AS_UpdateCheck{1.1.6} [AtomicStryker Update Check Mod] (UpdateCheckerMod-1.7.10.jar) \n" " UC witchery{0.24.1} [Witchery] (witchery-1.7.10-0.24.1.jar) \n" " UC WR-CBE|Core{1.4.1.9} [WR-CBE Core] (WR-CBE-1.7.10-1.4.1.9-universal (1).jar) \n" " UC WR-CBE|Addons{1.4.1.9} [WR-CBE Addons] (WR-CBE-1.7.10-1.4.1.9-universal (1).jar) \n" " UC WR-CBE|Logic{1.4.1.9} [WR-CBE Logic] (WR-CBE-1.7.10-1.4.1.9-universal (1).jar) \n" " UC McMultipart{1.2.0.345} [Minecraft Multipart Plugin] (ForgeMultipart-1.7.10-1.2.0.345-universal.jar) \n" " UC ForgeRelocation{0.0.1.4} [ForgeRelocation] (ForgeRelocation-1.7.10-0.0.1.4-universal.jar) \n" " UC MCFrames{1.0} [MCFrames] (ForgeRelocation-1.7.10-0.0.1.4-universal.jar) \n" " UC RelocationFMP{0.0.1.2} [RelocationFMP] (ForgeRelocationFMP-1.7.10-0.0.1.2-universal.jar) \n" " UC ForgeMicroblock{1.2.0.345} [Forge Microblocks] (ForgeMultipart-1.7.10-1.2.0.345-universal.jar) \n" " CoFHCore: -[1.7.10]3.0.3-303\n" " ThermalFoundation: -[1.7.10]1.2.0-102\n" " ThermalExpansion: -[1.7.10]4.0.3B1-218\n" " Mantle Environment: Environment healthy.\n" " MineFactoryReloaded: -[1.7.10]2.8.0-104\n" " TConstruct Environment: Environment healthy.\n" " NetherOres: -[1.7.10]2.3.0-12\n" " RedstoneArsenal: -[1.7.10]1.1.1-89\n" " ThermalDynamics: -[1.7.10]1.1.0-161\n" " Profiler Position: N/A (disabled)\n" " Is Modded: Definitely; Server brand changed to 'fml,forge'\n" " Type: Dedicated Server (map_server.txt)\n") matches = re.finditer(regex, test_str, re.MULTILINE) for matchNum, match in enumerate(matches, start=1): print ("Match {matchNum} was found at {start}-{end}: {match}".format(matchNum = matchNum, start = match.start(), end = match.end(), match = match.group())) for groupNum in range(0, len(match.groups())): groupNum = groupNum + 1 print ("Group {groupNum} found at {start}-{end}: {group}".format(groupNum = groupNum, start = match.start(groupNum), end = match.end(groupNum), group = match.group(groupNum))) # Note: for Python 2.7 compatibility, use ur"" to prefix the regex and u"" to prefix the test string and substitution.

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