(upstream branch, commit 4dc8300c6104697b1d9313a48d1c4c7f5dabf81a:)

GALI PREM SAGAR
Thu Nov 16 16:22:44 2023 -0600
Raise error in `reindex` when `index` is not unique (#14400) (#14429)
Bacport of #14400 
Fixes: #14398 
This PR raises an error in `reindex` API when reindexing is performed on a non-unique index column.

Authors:
  - GALI PREM SAGAR (https://github.com/galipremsagar)

Approvers:
  - Matthew Roeschke (https://github.com/mroeschke)
  - Lawrence Mitchell (https://github.com/wence-)

URL: rapidsai/cudf#14400

Authors:
   - GALI PREM SAGAR (https://github.com/galipremsagar)

Approvers:
   - Richard (Rick) Zamora (https://github.com/rjzamora)
   - Ashwin Srinath (https://github.com/shwina)
   - Ray Douglass (https://github.com/raydouglass)

.clang-format

@@ -0,0 +1,155 @@
+---
+# Refer to the following link for the explanation of each params:
+#   http://releases.llvm.org/8.0.0/tools/clang/docs/ClangFormatStyleOptions.html
+Language: Cpp
+# BasedOnStyle: Google
+AccessModifierOffset: -1
+AlignAfterOpenBracket: Align
+AlignConsecutiveAssignments: true
+AlignConsecutiveBitFields: true
+AlignConsecutiveDeclarations: false
+AlignConsecutiveMacros: true
+AlignEscapedNewlines: Left
+AlignOperands: true
+AlignTrailingComments: true
+AllowAllArgumentsOnNextLine: true
+AllowAllConstructorInitializersOnNextLine: true
+AllowAllParametersOfDeclarationOnNextLine: true
+AllowShortBlocksOnASingleLine: true
+AllowShortCaseLabelsOnASingleLine: true
+AllowShortEnumsOnASingleLine: true
+AllowShortFunctionsOnASingleLine: All
+AllowShortIfStatementsOnASingleLine: true
+AllowShortLambdasOnASingleLine: true
+AllowShortLoopsOnASingleLine: false
+# This is deprecated
+AlwaysBreakAfterDefinitionReturnType: None
+AlwaysBreakAfterReturnType: None
+AlwaysBreakBeforeMultilineStrings: true
+AlwaysBreakTemplateDeclarations: Yes
+BinPackArguments:  false
+BinPackParameters: false
+BraceWrapping:
+  AfterClass:            false
+  AfterControlStatement: false
+  AfterEnum:             false
+  AfterFunction:         false
+  AfterNamespace:        false
+  AfterObjCDeclaration:  false
+  AfterStruct:           false
+  AfterUnion:            false
+  AfterExternBlock:      false
+  BeforeCatch:           false
+  BeforeElse:            false
+  IndentBraces:          false
+  # disabling the below splits, else, they'll just add to the vertical length of source files!
+  SplitEmptyFunction: false
+  SplitEmptyRecord: false
+  SplitEmptyNamespace: false
+BreakAfterJavaFieldAnnotations: false
+BreakBeforeBinaryOperators: None
+BreakBeforeBraces: WebKit
+BreakBeforeInheritanceComma: false
+BreakBeforeTernaryOperators: true
+BreakConstructorInitializersBeforeComma: false
+BreakConstructorInitializers: BeforeColon
+BreakInheritanceList: BeforeColon
+BreakStringLiterals: true
+ColumnLimit: 100
+CommentPragmas: '^ IWYU pragma:'
+CompactNamespaces: false
+ConstructorInitializerAllOnOneLineOrOnePerLine: true
+# Kept the below 2 to be the same as `IndentWidth` to keep everything uniform
+ConstructorInitializerIndentWidth: 2
+ContinuationIndentWidth: 2
+Cpp11BracedListStyle: true
+DerivePointerAlignment: false
+DisableFormat: false
+ExperimentalAutoDetectBinPacking: false
+FixNamespaceComments: true
+ForEachMacros:
+  - foreach
+  - Q_FOREACH
+  - BOOST_FOREACH
+IncludeBlocks: Preserve
+IncludeIsMainRegex: '([-_](test|unittest))?$'
+IndentCaseLabels: true
+IndentPPDirectives: None
+IndentWidth:     2
+IndentWrappedFunctionNames: false
+JavaScriptQuotes: Leave
+JavaScriptWrapImports: true
+KeepEmptyLinesAtTheStartOfBlocks: false
+MacroBlockBegin: ''
+MacroBlockEnd:   ''
+MaxEmptyLinesToKeep: 1
+NamespaceIndentation: None
+ObjCBinPackProtocolList: Never
+ObjCBlockIndentWidth: 2
+ObjCSpaceAfterProperty: false
+ObjCSpaceBeforeProtocolList: true
+PenaltyBreakAssignment: 2
+PenaltyBreakBeforeFirstCallParameter: 1
+PenaltyBreakComment: 300
+PenaltyBreakFirstLessLess: 120
+PenaltyBreakString: 1000
+PenaltyBreakTemplateDeclaration: 10
+PenaltyExcessCharacter: 1000000
+PenaltyReturnTypeOnItsOwnLine: 200
+PointerAlignment: Left
+RawStringFormats:
+  - Language: Cpp
+    Delimiters:
+      - cc
+      - CC
+      - cpp
+      - Cpp
+      - CPP
+      - 'c++'
+      - 'C++'
+    CanonicalDelimiter: ''
+  - Language: TextProto
+    Delimiters:
+      - pb
+      - PB
+      - proto
+      - PROTO
+    EnclosingFunctions:
+      - EqualsProto
+      - EquivToProto
+      - PARSE_PARTIAL_TEXT_PROTO
+      - PARSE_TEST_PROTO
+      - PARSE_TEXT_PROTO
+      - ParseTextOrDie
+      - ParseTextProtoOrDie
+    CanonicalDelimiter: ''
+    BasedOnStyle: google
+# Enabling comment reflow causes doxygen comments to be messed up in their formats!
+ReflowComments: true
+SortIncludes: true
+SortUsingDeclarations: true
+SpaceAfterCStyleCast: false
+SpaceAfterTemplateKeyword: true
+SpaceBeforeAssignmentOperators: true
+SpaceBeforeCpp11BracedList: false
+SpaceBeforeCtorInitializerColon: true
+SpaceBeforeInheritanceColon: true
+SpaceBeforeParens: ControlStatements
+SpaceBeforeRangeBasedForLoopColon: true
+SpaceBeforeSquareBrackets: false
+SpaceInEmptyBlock: false
+SpaceInEmptyParentheses: false
+SpacesBeforeTrailingComments: 2
+SpacesInAngles: false
+SpacesInConditionalStatement: false
+SpacesInContainerLiterals: true
+SpacesInCStyleCastParentheses: false
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+Standard: c++17
+StatementMacros:
+  - Q_UNUSED
+  - QT_REQUIRE_VERSION
+# Be consistent with indent-width, even for people who use tab for indentation!
+TabWidth: 2
+UseTab: Never

.github/CODEOWNERS

@@ -0,0 +1,22 @@
+#cpp code owners
+cpp/                 @rapidsai/cudf-cpp-codeowners
+python/cudf/udf_cpp/ @rapidsai/cudf-cpp-codeowners
+
+#python code owners
+python/            @rapidsai/cudf-python-codeowners
+notebooks/         @rapidsai/cudf-python-codeowners
+python/dask_cudf/  @rapidsai/cudf-dask-codeowners
+
+#cmake code owners
+cpp/CMakeLists.txt               @rapidsai/cudf-cmake-codeowners
+cpp/libcudf_kafka/CMakeLists.txt @rapidsai/cudf-cmake-codeowners
+**/cmake/                        @rapidsai/cudf-cmake-codeowners
+
+#java code owners
+java/              @rapidsai/cudf-java-codeowners
+
+#build/ops code owners
+.github/           @rapidsai/ops-codeowners
+/ci/               @rapidsai/ops-codeowners
+conda/             @rapidsai/ops-codeowners
+dependencies.yaml  @rapidsai/ops-codeowners

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,28 @@
+---
+name: Bug report
+about: Create a bug report to help us improve cuDF
+title: "[BUG]"
+labels: "? - Needs Triage, bug"
+assignees: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**Steps/Code to reproduce bug**
+Follow this guide http://matthewrocklin.com/blog/work/2018/02/28/minimal-bug-reports to craft a minimal bug report. This helps us reproduce the issue you're having and resolve the issue more quickly.
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Environment overview (please complete the following information)**
+ - Environment location: [Bare-metal, Docker, Cloud(specify cloud provider)]
+ - Method of cuDF install: [conda, Docker, or from source]
+   - If method of install is [Docker], provide `docker pull` & `docker run` commands used
+
+**Environment details**
+Please run and paste the output of the `cudf/print_env.sh` script here, to gather any other relevant environment details
+
+**Additional context**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/documentation-request.md

@@ -0,0 +1,35 @@
+---
+name: Documentation request
+about: Report incorrect or needed documentation
+title: "[DOC]"
+labels: "? - Needs Triage, doc"
+assignees: ''
+
+---
+
+## Report incorrect documentation
+
+**Location of incorrect documentation**
+Provide links and line numbers if applicable.
+
+**Describe the problems or issues found in the documentation**
+A clear and concise description of what you found to be incorrect.
+
+**Steps taken to verify documentation is incorrect**
+List any steps you have taken:
+
+**Suggested fix for documentation**
+Detail proposed changes to fix the documentation if you have any.
+
+---
+
+## Report needed documentation
+
+**Report needed documentation**
+A clear and concise description of what documentation you believe it is needed and why.
+
+**Describe the documentation you'd like**
+A clear and concise description of what you want to happen.
+
+**Steps taken to search for needed documentation**
+List any steps you have taken:

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,20 @@
+---
+name: Feature request
+about: Suggest an idea for cuDF
+title: "[FEA]"
+labels: "? - Needs Triage, feature request"
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. Ex. I wish I could use cuDF to do [...]
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**Additional context**
+Add any other context, code examples, or references to existing implementations about the feature request here.

.github/ISSUE_TEMPLATE/pandas_function_request.md

@@ -0,0 +1,22 @@
+---
+name: Request a Missing Pandas Function
+about: Request GPU support for a function executed on the CPU in pandas accelerator mode.
+title: "[FEA]"
+labels: "? - Needs Triage, feature request"
+assignees: ''
+
+---
+
+This issue template is intended to be used primarily for requests related to pandas accelerator mode. If you'd like to file a general cuDF feature request, please [click here](https://github.com/rapidsai/cudf/issues/new?assignees=&labels=%3F+-+Needs+Triage%2C+feature+request&projects=&template=feature_request.md&title=%5BFEA%5D).
+
+
+**Missing Pandas Feature Request**
+A clear and concise summary of the pandas function(s) you'd like to be able run with cuDF.
+
+
+**Profiler Output**
+If you used the profiler in pandas accelerator mode, please provide the full output of your profiling report.
+
+
+**Additional context**
+Add any other context, code examples, or references to existing implementations about the feature request here.

.github/ISSUE_TEMPLATE/submit-question.md

@@ -0,0 +1,10 @@
+---
+name: Submit question
+about: Ask a general question about cuDF
+title: "[QST]"
+labels: "? - Needs Triage, question"
+assignees: ''
+
+---
+
+**What is your question?**

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,9 @@
+## Description
+<!-- Provide a standalone description of changes in this PR. -->
+<!-- Reference any issues closed by this PR with "closes #1234". -->
+<!-- Note: The pull request title will be included in the CHANGELOG. -->
+
+## Checklist
+- [ ] I am familiar with the [Contributing Guidelines](https://github.com/rapidsai/cudf/blob/HEAD/CONTRIBUTING.md).
+- [ ] New or existing tests cover these changes.
+- [ ] The documentation is up to date with these changes.

.github/copy-pr-bot.yaml

@@ -0,0 +1,4 @@
+# Configuration file for `copy-pr-bot` GitHub App
+# https://docs.gha-runners.nvidia.com/apps/copy-pr-bot/
+
+enabled: true

.github/labeler.yml

@@ -0,0 +1,21 @@
+# Documentation for config - https://github.com/actions/labeler#common-examples
+
+cuDF (Python):
+  - 'python/**'
+  - 'notebooks/**'
+
+libcudf:
+  - 'cpp/**'
+
+CMake:
+  - '**/CMakeLists.txt'
+  - '**/cmake/**'
+
+cuDF (Java):
+  - 'java/**'
+
+ci:
+  - 'ci/**'
+
+conda:
+  - 'conda/**'

.github/ops-bot.yaml

@@ -0,0 +1,7 @@
+# This file controls which features from the `ops-bot` repository below are enabled.
+# - https://github.com/rapidsai/ops-bot
+
+auto_merger: true
+branch_checker: true
+label_checker: true
+release_drafter: true