feat(792-binary-search): add py3 solution

.gitignore

@@ -1,6 +1,6 @@
 
-# Created by https://www.toptal.com/developers/gitignore/api/windows,linux,macos,python
-# Edit at https://www.toptal.com/developers/gitignore?templates=windows,linux,macos,python
+# Created by https://www.toptal.com/developers/gitignore/api/node,python,windows,linux,macos
+# Edit at https://www.toptal.com/developers/gitignore?templates=node,python,windows,linux,macos
 
 ### Linux ###
 *~
@@ -45,6 +45,146 @@ Network Trash Folder
 Network Trash Folder
 Temporary Items
 .apdisk
+
+### Node ###
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+.pnpm-debug.log*
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+*.lcov
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# Snowpack dependency directory (https://snowpack.dev/)
+web_modules/
+
+# TypeScript cache
+*.tsbuildinfo
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional stylelint cache
+.stylelintcache
+
+# Microbundle cache
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variable files
+.env
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+.parcel-cache
+
+# Next.js build output
+.next
+out
+
+# Nuxt.js build / generate output
+.nuxt
+dist
+
+# Gatsby files
+.cache/
+# Comment in the public line in if your project uses Gatsby and not Next.js
+# https://nextjs.org/blog/next-9-1#public-directory-support
+# public
+
+# vuepress build output
+.vuepress/dist
+
+# vuepress v2.x temp and cache directory
+.temp
+
+# Docusaurus cache and generated files
+.docusaurus
+
+# Serverless directories
+.serverless/
+
+# FuseBox cache
+.fusebox/
+
+# DynamoDB Local files
+.dynamodb/
+
+# TernJS port file
+.tern-port
+
+# Stores VSCode versions used for testing VSCode extensions
+.vscode-test
+
+# yarn v2
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.yarn/install-state.gz
+.pnp.*
+
+### Node Patch ###
+# Serverless Webpack directories
+.webpack/
+
+# Optional stylelint cache
+
+# SvelteKit build / generate output
+.svelte-kit
 
 ### Python ###
 # Byte-compiled / optimized / DLL files
@@ -90,7 +230,6 @@ htmlcov/
 .tox/
 .nox/
 .coverage
-.coverage.*
 .coverage.*
 nosetests.xml
 coverage.xml
@@ -104,7 +243,6 @@ cover/
 *.mo
 *.pot
 
-# Django stuff:
 # Django stuff:
 local_settings.py
 db.sqlite3
@@ -142,6 +280,13 @@ ipython_config.py
 #   having no cross-platform support, pipenv may install dependencies that don't work, or not
 #   install all needed dependencies.
 #Pipfile.lock
+
+# poetry
+#   Similar to Pipfile.lock, it is generally recommended to include poetry.lock in version control.
+#   This is especially recommended for binary packages to ensure reproducibility, and is more
+#   commonly ignored for libraries.
+#   https://python-poetry.org/docs/basic-usage/#commit-your-poetrylock-file-to-version-control
+#poetry.lock
 
 # PEP 582; used by e.g. github.com/David-OConnor/pyflow
 __pypackages__/
@@ -153,7 +298,6 @@ celerybeat.pid
 # SageMath parsed files
 *.sage.py
 
-# Environments
 # Environments
 .venv
 env/
@@ -185,6 +329,13 @@ dmypy.json
 
 # Cython debug symbols
 cython_debug/
+
+# PyCharm
+#  JetBrains specific template is maintained in a separate JetBrains.gitignore that can
+#  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
+#  and can be added to the global gitignore or merged into this file.  For a more nuclear
+#  option (not recommended) you can uncomment the following to ignore the entire idea folder.
+#.idea/
 
 ### Windows ###
 # Windows thumbnail cache files
@@ -211,5 +362,5 @@ $RECYCLE.BIN/
 
 # Windows shortcuts
 *.lnk
-
+
 # End of https://www.toptal.com/developers/gitignore/api/node,python,windows,linux,macos