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
  • 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
No Match

/
/
m

Test String

Code Generator

Language

Generated Code

# coding=utf8 # the above tag defines encoding for this document and is for Python 2.x compatibility import re regex = r"^([^\n]*\s+)(?<g2>Added|Modified|Normal)\s+\((?<g3>\S+\s+only)\)\s*$" test_str = ("opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/fixture/ClasspathResourceFixture.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/fixture/RbacFixture.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/fixture/StructureDefinitionFixture.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/fixture/LuceneFixture.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/fixture/DeploymentFixture.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/fixture/OpenEJBFixture.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/fixture/ProcessDefinitionFixture.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/builder/StructureInstanceExternalBuilderTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/builder/JsonStructureBuilderTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/builder/JsonDataTreeBuilderTest.java Deleted (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/service/StructureServiceCompositionTest.java Added (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/service/PermissionServiceTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/service/JbpmJobServiceTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/service/StructureServiceAddReferenceTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/service/StructureServiceRbacTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/service/DeploymentResourceServiceTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/service/StructureServiceRemoveReferenceTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/service/StructureServiceTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/service/StructureServiceBackReferenceTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/service/StructureServiceLogTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/service/FinderServiceTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/mittlerservice/StructureServiceRemoteSearchTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/lucene/structure/LuceneStructureIndexerRandomTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/lucene/LuceneSearcherTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/lucene/LuceneIndexerTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/actionhandler/CancelAllTimerActionHandlerTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/actionhandler/AutoStartActionHandlerTest.java Modified (content only)\n" "opusp-jbpm3/src/test/java/de/esn/opusp/jbpm3/actionhandler/BirtRenderActionHandlerTest.java Modified (content only)\n" "opusp-jbpm3/src/test/resources/AutoStart Test/process/processimage.jpg Added (content only)\n" "opusp-jbpm3/src/test/resources/AutoStart Test/process/processdefinition.xml Added (content only)\n" "opusp-jbpm3/src/test/resources/AutoStart Test/process/gpd.xml Added (content only)\n" "opusp-jbpm3/src/test/resources/AutoStart Test/process Added (content only)\n" "opusp-jbpm3/src/test/resources/AutoStart Test Added (content only)\n" "opusp-jbpm3/src/test/resources/CancellAllTimerActionHandler Deleted (content only)\n" "opusp-jbpm3/src/test/resources/AutoStartTest/process/processimage.jpg Deleted (content only)\n" "opusp-jbpm3/src/test/resources/AutoStartTest/process/processdefinition.xml Deleted (content only)\n" "opusp-jbpm3/src/test/resources/AutoStartTest/process/gpd.xml Deleted (content only)\n" "opusp-jbpm3/src/test/resources/AutoStartTest/process Deleted (content only)\n" "opusp-jbpm3/src/test/resources/AutoStartTest Deleted (content only)\n" "opusp-jbpm3/src/test/resources/CancelAllTimerActionHandler/process/gpd.xml Added (content only)\n" "opusp-jbpm3/src/test/resources/CancelAllTimerActionHandler/process/processimage.jpg Added (content only)\n" "opusp-jbpm3/src/test/resources/CancelAllTimerActionHandler/process/processdefinition.xml Added (content only)\n" "opusp-jbpm3/src/test/resources/CancelAllTimerActionHandler/process Added (content only)\n" "opusp-jbpm3/src/test/resources/CancelAllTimerActionHandler/cancell/processimage.jpg Deleted (content only)\n" "opusp-jbpm3/src/test/resources/CancelAllTimerActionHandler/cancell/processdefinition.xml Deleted (content only)\n" "opusp-jbpm3/src/test/resources/CancelAllTimerActionHandler/cancell/gpd.xml Deleted (content only)\n" "opusp-jbpm3/src/test/resources/CancelAllTimerActionHandler/cancell Deleted (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/cluster/ClusterSingletonServiceImpl.java Added (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/cluster/ClusterSingletonChannelActivator.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/builder/DataTreeBuilder.java Deleted (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/builder/JsonStructureBuilder.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/builder/JsonDataTreeBuilder.java Deleted (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/builder/StructureExternalBuilder.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/model/appview/DataTree.java Deleted (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/model/appview Deleted (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/service/ExtStateServiceImpl.java Added (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/service/ClusterSingletonServiceImpl.java Deleted (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/service/StructureRuleService.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/service/RbacServiceImpl.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/service/OpuspStructureConverter.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/service/StructureFieldService.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/service/JbpmJobServiceImpl.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/service/OpuspCommandServiceBeanImpl.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/service/StructureServiceImpl.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/service/StructureInstanceLoader.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/service/DeploymentResourceServiceImpl.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/service/MenuConfigServiceImpl.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/utils/JsUtil.java Added (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/cache/structure/StructureCacheImpl.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/lucene/TypedQueryParser.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/lucene/ParseTools.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/entity/OpuspExtState.java Added (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/entity/structure/instance/OpuspInstance.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/entity/structure/definition/OpuspReference.java Modified (content only)\n" "opusp-jbpm3/src/main/java/de/esn/opusp/jbpm3/entity/structure/definition/OpuspAttribute.java Modified (content only)\n" "opusp-jbpm3/src/main/resources/ext/StateProviderTemplate.js Added (content only)\n" "opusp-jbpm3/src/main/resources/ext Added (content only)\n" "opusp-jbpm3/src/main/resources/dataview/structure/structure-lib.js Modified (content only)\n" "opusp-jbpm3/src/main/resources/dataview/structure/multiview.js Modified (content only)\n" "opusp-jbpm3/src/main/resources/dataview/structure/single-index.html Modified (content only)\n" "opusp-jbpm3/src/main/resources/dataview/appview/appview-lib.js Deleted (content only)\n" "opusp-jbpm3/src/main/resources/dataview/appview/index.html Deleted (content only)\n" "opusp-jbpm3/src/main/resources/dataview/appview Deleted (content only)\n" "opusp-jbpm3/pom.xml Modified (content only)\n" "opusp-jbpm3 Normal (properties only)\n" "opusp-rest/src/test/java/de/esn/opusp/rest/service/ExportServiceRESTTest.java Modified (content only)\n" "opusp-rest/src/test/java/de/esn/opusp/rest/utils/FieldsConverterTest.java Modified (content only)\n" "opusp-rest/src/test/java/de/esn/opusp/rest/fixture/MockStructureServiceImpl.java Modified (content only)\n" "opusp-rest/src/test/java/de/esn/opusp/rest/fixture/StructureServiceAdapter.java Modified (content only)\n" "opusp-rest/src/main/java/de/esn/opusp/rest/model/structure/export/Attribute.java Modified (content only)\n" "opusp-rest/src/main/java/de/esn/opusp/rest/service/ExtStateServiceREST.java Added (content only)\n" "opusp-rest/src/main/java/de/esn/opusp/rest/service/StructureServiceREST.java Modified (content only)\n" "opusp-rest/src/main/java/de/esn/opusp/rest/utils/FieldsConverter.java Modified (content only)\n" "opusp-rest/src/main/java/de/esn/opusp/rest/structureimport/ImportHandler.java Modified (content only)\n" "opusp-rest/pom.xml Modified (content only)\n" "opusp-rest Normal (properties only)\n" "opusp-web/src/test/java/de/esn/opusp/web/server/fixture/MockStructureServiceImpl.java Modified (content only)\n" "opusp-web/src/test/java/de/esn/opusp/web/server/fixture/StructureServiceAdapter.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/server/admin/OpuspStructureConverter.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/server/admin/AdminServiceImpl.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/server/MenuConfigServiceImpl.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/data/model/DataTreeRefreshCallback.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/data/model/DataModel.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/data/DataController.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/GWTConstants.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/model/structure/StructureTreeEntry.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/model/structure/StructureModel.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/model/structure/OpuspReference.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/model/structure/OpuspStructure.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/model/structure/OpuspAttribute.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/model/structure/AdminStructureModel.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/structure/AttributeListPanel.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/structure/StructureTreePanel.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/structure/ResourceAttributeWindow.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/structure/StructureWindow.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/structure/ReferenceAttributeWindow.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/structure/AttributeWindow.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/structure/KatalogAttributeWindow.java Modified (content only)\n" "opusp-web/src/main/java/de/esn/opusp/web/client/admin/AdminController.java Modified (content only)\n" "opusp-web/src/main/resources/de/esn/opusp/web/public/Application.css Modified (content only)\n" "opusp-web/src/main/resources/de/esn/opusp/web/public/icons/attribute_reference_composition_many_deleted.png Added (content only)\n" "opusp-web/src/main/resources/de/esn/opusp/web/public/icons/attribute_reference_composition_many.png Added (content only)\n" "opusp-web/src/main/resources/de/esn/opusp/web/public/icons/attribute_reference_composition_one_deleted.png Added (content only)\n" "opusp-web/src/main/resources/de/esn/opusp/web/public/icons/attribute_reference_composition_one.png Added (content only)\n" "opusp-web/pom.xml Modified (content only)\n" "opusp-web Normal (properties only)\n" "opusp-test/pom.xml Modified (content only)\n" "opusp-test Normal (properties only)\n" "opusp-app/pom.xml Modified (content only)\n" "opusp-app Normal (properties only)\n" "opusp-selenium/pom.xml Modified (content only)\n" "opusp-selenium Normal (properties only)\n" "pom.xml Modified (content only)\n" "opusp-core/pom.xml Modified (content only)\n" "opusp-core Normal (properties only)\n" "opusp-common/pom.xml Modified (content only)\n" "opusp-common Normal (properties only)\n" "opusp-service/pom.xml Modified (content only)\n" "opusp-service Normal (properties only)\n" "opusp-script/src/main/resources/sql/create/mssql/opusp.extra.mssql.3.18.10.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/mssql/opusp.extra.mssql.3.18.12.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/mssql/opusp.extra.mssql.3.18.9.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/mssql/opusp.extra.mssql.3.18.11.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/mssql/opusp.extra.mssql.3.18.8.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/mssql/opusp.extra.mssql._VERSION_.sql Modified (content only)\n" "opusp-script/src/main/resources/sql/create/mysql/opusp.extra.mysql.3.18.11.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/mysql/opusp.extra.mysql.3.18.8.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/mysql/opusp.extra.mysql.3.18.10.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/mysql/opusp.extra.mysql.3.18.12.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/mysql/opusp.extra.mysql.3.18.9.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/mysql/opusp.extra.mysql._VERSION_.sql Modified (content only)\n" "opusp-script/src/main/resources/sql/create/oracle/opusp.extra.oracle.3.18.9.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/oracle/opusp.extra.oracle.3.18.11.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/oracle/opusp.extra.oracle.3.18.8.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/oracle/opusp.extra.oracle.3.18.10.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/oracle/opusp.extra.oracle.3.18.12.sql Added (content only)\n" "opusp-script/src/main/resources/sql/create/oracle/opusp.extra.oracle._VERSION_.sql Modified (content only)\n" "opusp-script/src/main/resources/sql/create/jbpm-3.2.6.SP1/jbpm.jpdl.mysql.sql Modified (content only)\n" "opusp-script/src/main/resources/sql/create/jbpm-3.2.6.SP1/jbpm.jpdl.oracle.sql Modified (content only)\n" "opusp-script/src/main/resources/sql/create/jbpm-3.2.6.SP1/jbpm.jpdl.mssql.sql Modified (content only)\n" "opusp-script/src/main/resources/sql/migrate/mssql/opusp.extra.mssql.3.18.6-3.18.8.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/mssql/opusp.extra.mssql.3.18.8-3.18.9.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/mssql/opusp.extra.mssql.3.18.9-3.18.10.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/mssql/opusp.extra.mssql.3.18.10-3.18.11.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/mssql/opusp.extra.mssql.3.18.11-3.18.12.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/mssql/opusp.extra.mssql._VERSIONRANGE_.sql Modified (content only)\n" "opusp-script/src/main/resources/sql/migrate/mysql/opusp.extra.mysql.3.18.10-3.18.11.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/mysql/opusp.extra.mysql.3.18.11-3.18.12.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/mysql/opusp.extra.mysql.3.18.8-3.18.9.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/mysql/opusp.extra.mysql.3.18.6-3.18.8.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/mysql/opusp.extra.mysql.3.18.9-3.18.10.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/mysql/opusp.extra.mysql._VERSIONRANGE_.sql Modified (content only)\n" "opusp-script/src/main/resources/sql/migrate/oracle/opusp.extra.oracle.3.18.6-3.18.8.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/oracle/opusp.extra.oracle.3.18.9-3.18.10.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/oracle/opusp.extra.oracle.3.18.10-3.18.11.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/oracle/opusp.extra.oracle.3.18.11-3.18.12.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/oracle/opusp.extra.oracle.3.18.8-3.18.9.sql Added (content only)\n" "opusp-script/src/main/resources/sql/migrate/oracle/opusp.extra.oracle._VERSIONRANGE_.sql Modified (content only)\n" "opusp-script/pom.xml Modified (content only)\n" "opusp-script Normal (properties only)\n" "opusp-config/pom.xml Modified (content only)\n" "opusp-config Normal (properties only)\n" "opusp-local-client/pom.xml Modified (content only)\n" "opusp-local-client Normal (properties only)\n" "opusp-api/src/main/java/de/esn/opusp/api/model/OpuspExtState.java Added (content only)\n" "opusp-api/src/main/java/de/esn/opusp/api/model/structure/definition/OpuspReference.java Modified (content only)\n" "opusp-api/src/main/java/de/esn/opusp/api/model/structure/definition/OpuspAttribute.java Modified (content only)\n" "opusp-api/src/main/java/de/esn/opusp/api/model/structure/transport/Attribute.java Modified (content only)\n" "opusp-api/src/main/java/de/esn/opusp/api/model/structure/transport/Field.java Modified (content only)\n" "opusp-api/src/main/java/de/esn/opusp/api/model/MenuConfig.java Modified (content only)\n" "opusp-api/src/main/java/de/esn/opusp/api/service/ExtStateService.java Added (content only)\n" "opusp-api/src/main/java/de/esn/opusp/api/service/StructureService.java Modified (content only)\n" "opusp-api/src/main/java/de/esn/opusp/api/remote/StructureServiceRemote.java Modified (content only)\n" "opusp-api/pom.xml Modified (content only)\n" "opusp-api Normal (properties only)\n" " Normal (properties only)\n") matches = re.search(regex, test_str, re.MULTILINE) if matches: print ("Match was found at {start}-{end}: {match}".format(start = matches.start(), end = matches.end(), match = matches.group())) for groupNum in range(0, len(matches.groups())): groupNum = groupNum + 1 print ("Group {groupNum} found at {start}-{end}: {group}".format(groupNum = groupNum, start = matches.start(groupNum), end = matches.end(groupNum), group = matches.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