From 1e146c9bdca7f0b40a146c94fac7c5d794b05d0d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Edgar=20Ram=C3=ADrez-Mondrag=C3=B3n?= <edgarrm358@gmail.com>
Date: Fri, 21 Jun 2024 12:51:23 +0200
Subject: [PATCH] refactor: Replace `inflection` dependency with `pyhumps`

* [`inflection` last version](https://pypi.org/project/inflection/) is from 2020/08/20
* [`pyhumps` last version](https://pypi.org/project/pyhumps/) is from 2022/10/21

Related:

* https://github.com/meltano/sdk/issues/2490#issuecomment-2180832069
---
 poetry.lock                       | 26 +++++++++++++-------------
 pyproject.toml                    |  2 +-
 singer_sdk/helpers/_flattening.py |  4 ++--
 3 files changed, 16 insertions(+), 16 deletions(-)

diff --git a/poetry.lock b/poetry.lock
index 52b813531..e5de940ef 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.8.2 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.8.3 and should not be changed by hand.
 
 [[package]]
 name = "alabaster"
@@ -865,17 +865,6 @@ zipp = {version = ">=3.1.0", markers = "python_version < \"3.10\""}
 docs = ["furo", "jaraco.packaging (>=9.3)", "jaraco.tidelift (>=1.4)", "rst.linker (>=1.9)", "sphinx (<7.2.5)", "sphinx (>=3.5)", "sphinx-lint"]
 testing = ["jaraco.test (>=5.4)", "pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=2.2)", "pytest-mypy", "pytest-ruff (>=0.2.1)", "zipp (>=3.17)"]
 
-[[package]]
-name = "inflection"
-version = "0.5.1"
-description = "A port of Ruby on Rails inflector to Python"
-optional = false
-python-versions = ">=3.5"
-files = [
-    {file = "inflection-0.5.1-py2.py3-none-any.whl", hash = "sha256:f38b2b640938a4f35ade69ac3d053042959b62a0f1076a5bbaa1b9526605a8a2"},
-    {file = "inflection-0.5.1.tar.gz", hash = "sha256:1a29730d366e996aaacffb2f1f1cb9593dc38e2ddd30c91250c6dde09ea9b417"},
-]
-
 [[package]]
 name = "iniconfig"
 version = "2.0.0"
@@ -1524,6 +1513,17 @@ files = [
 [package.extras]
 windows-terminal = ["colorama (>=0.4.6)"]
 
+[[package]]
+name = "pyhumps"
+version = "3.8.0"
+description = "🐫  Convert strings (and dictionary keys) between snake case, camel case and pascal case in Python. Inspired by Humps for Node"
+optional = false
+python-versions = "*"
+files = [
+    {file = "pyhumps-3.8.0-py3-none-any.whl", hash = "sha256:060e1954d9069f428232a1adda165db0b9d8dfdce1d265d36df7fbff540acfd6"},
+    {file = "pyhumps-3.8.0.tar.gz", hash = "sha256:498026258f7ee1a8e447c2e28526c0bea9407f9a59c03260aee4bd6c04d681a3"},
+]
+
 [[package]]
 name = "pyjwt"
 version = "2.8.0"
@@ -2674,4 +2674,4 @@ testing = ["pytest", "pytest-durations"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8"
-content-hash = "c67c6c6f6394ae7cddeb6d00b05225e0e232d460a34fc2806b4f12c89486cb78"
+content-hash = "e5459f357cf98fcea37e0825a281f5b83f3d48b1c8e6c345862dc90a82900f95"
diff --git a/pyproject.toml b/pyproject.toml
index 5c131bd79..b4a67cf91 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -46,12 +46,12 @@ cryptography = ">=3.4.6"
 fs = ">=2.4.16"
 importlib-metadata = {version = "<8.0.0", python = "<3.12"}
 importlib-resources = {version = ">=5.12.0,!=6.2.0,!=6.3.0,!=6.3.1", python = "<3.9"}
-inflection = ">=0.5.1"
 joblib = ">=1.3.0"
 jsonpath-ng = ">=1.5.3"
 jsonschema = ">=4.16.0"
 packaging = ">=23.1"
 pendulum = ">=2.1.0,<4"
+pyhumps = ">=3.8.0"
 PyJWT = "~=2.4"
 python-dateutil = ">=2.8.2"
 python-dotenv = ">=0.20"
diff --git a/singer_sdk/helpers/_flattening.py b/singer_sdk/helpers/_flattening.py
index 145b76bb2..0488d4409 100644
--- a/singer_sdk/helpers/_flattening.py
+++ b/singer_sdk/helpers/_flattening.py
@@ -8,7 +8,7 @@
 import typing as t
 from copy import deepcopy
 
-import inflection
+import humps
 import simplejson as json
 
 DEFAULT_FLATTENING_SEPARATOR = "__"
@@ -67,7 +67,7 @@ def flatten_key(key_name: str, parent_keys: list[str], separator: str = "__") ->
         reduced_key = re.sub(
             r"[a-z]",
             "",
-            inflection.camelize(inflected_key[reducer_index]),
+            humps.camelize(inflected_key[reducer_index]),
         )
         inflected_key[reducer_index] = (
             reduced_key if len(reduced_key) > 1 else inflected_key[reducer_index][:3]