MNT: bumps min python version to 3.10 (#857)

* MNT: Bump minimum python version to 3.10

* change python version for tests

* changes more versions of python

* trying to pass CI

* python 3.4 still note ready

* GIT: change workflows to retry Python 3.14.

* MNT: Update CHANGELOG.

---------

Co-authored-by: Pedro Bressan <[email protected]>

Author: Gui-FernandesBR

.github/workflows/linters.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.9"]
+        python-version: ["3.10"]
     steps:
     - uses: actions/checkout@main
     - name: Set up Python ${{ matrix.python-version }}

.github/workflows/publish-to-pypi.yml

@@ -19,7 +19,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@main
         with:
-          python-version: "3.9"
+          python-version: "3.10"
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip

.github/workflows/test-pytest-slow.yaml

@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.9, 3.13]
+        python-version: [3.10, 3.14]
     env:
       PYTHON: ${{ matrix.python-version }}
       MPLBACKEND: Agg

.github/workflows/test_pytest.yaml

@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: [3.9, 3.13]
+        python-version: ["3.10", "3.14"]
     env:
       OS: ${{ matrix.os }}
       PYTHON: ${{ matrix.python-version }}

.pylintrc

@@ -88,7 +88,7 @@ persistent=yes
 
 # Minimum Python version to use for version dependent checks. Will default to
 # the version used to run pylint.
-py-version=3.9
+py-version=3.10
 
 # Discover python modules and packages in the file system subtree.
 recursive=no

CHANGELOG.md

@@ -31,6 +31,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 Attention: The newest changes should be on top -->
 
 ### Added
+
 - ENH: Tank Fluids with Variable Density from Temperature and Pressure [#852](https://github.com/RocketPy-Team/RocketPy/pull/852)
 - ENH: Controller (AirBrakes) and Sensors Encoding [#849](https://github.com/RocketPy-Team/RocketPy/pull/849)
 - EHN: Addition of ensemble variable to ECMWF dictionaries [#842](https://github.com/RocketPy-Team/RocketPy/pull/842)
@@ -43,6 +44,7 @@ Attention: The newest changes should be on top -->
 
 ### Changed
 
+- MNT: bumps min python version to 3.10 [#857](https://github.com/RocketPy-Team/RocketPy/pull/857)
 - DOC: Update docs dependencies and sub dependencies [#851](https://github.com/RocketPy-Team/RocketPy/pull/851)
 - MNT: extract flight data exporters [#845](https://github.com/RocketPy-Team/RocketPy/pull/845)
 - ENH: _MotorPrints inheritance - issue #460 [#828](https://github.com/RocketPy-Team/RocketPy/pull/828)

docs/user/installation.rst

@@ -85,7 +85,7 @@ Requirements
 Python Version
 ^^^^^^^^^^^^^^
 
-RocketPy supports Python 3.9 and above.
+RocketPy supports Python 3.10 and above.
 Sorry, there are currently no plans to support earlier versions.
 If you really need to run RocketPy on Python 3.8 or earlier, feel free to submit an issue and we will see what we can do!
 

pyproject.toml

@@ -4,7 +4,7 @@ version = "1.10.0"
 description="Advanced 6-DOF trajectory simulation for High-Power Rocketry."
 dynamic = ["dependencies"]
 readme = "README.md"
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 authors = [
   {name = "Giovani Hidalgo Ceotto", email = "[email protected]"},
   {name = "Guilherme Fernandes Alves", email = "[email protected]"},

rocketpy/mathutils/function.py

@@ -449,6 +449,9 @@ def rbf_interpolation(x, x_min, x_max, x_data, y_data, coeffs):  # pylint: disab
 
             self._interpolation_func = rbf_interpolation
 
+        else:
+            raise ValueError(f"Interpolation {interpolation} method not recognized.")
+
     def __set_extrapolation_func(self):  # pylint: disable=too-many-statements
         """Defines extrapolation function used by the Function. Each
         extrapolation method has its own function. The function is stored in
@@ -532,6 +535,11 @@ def natural_extrapolation(x, x_min, x_max, x_data, y_data, _):
                 def natural_extrapolation(x, x_min, x_max, x_data, y_data, coeffs):  # pylint: disable=unused-argument
                     return interpolator(x)
 
+            else:
+                raise ValueError(
+                    f"Natural extrapolation not defined for {interpolation}."
+                )
+
             self._extrapolation_func = natural_extrapolation
         elif extrapolation == 2:  # constant
             if self.__dom_dim__ == 1:
@@ -547,6 +555,8 @@ def constant_extrapolation(x, x_min, x_max, x_data, y_data, coeffs):
                     return extrapolator(x)
 
             self._extrapolation_func = constant_extrapolation
+        else:
+            raise ValueError(f"Extrapolation {extrapolation} method not recognized.")
 
     def set_get_value_opt(self):
         """Defines a method that evaluates interpolations.

rocketpy/tools.py

@@ -182,12 +182,13 @@ def find_roots_cubic_function(a, b, c, d):
     Examples
     --------
     >>> from rocketpy.tools import find_roots_cubic_function
+    >>> import cmath
 
     First we define the coefficients of the function ax**3 + bx**2 + cx + d
     >>> a, b, c, d = 1, -3, -1, 3
     >>> x1, x2, x3 = find_roots_cubic_function(a, b, c, d)
-    >>> x1
-    (-1+0j)
+    >>> cmath.isclose(x1, (-1+0j))
+    True
 
     To get the real part of the roots, use the real attribute of the complex
     number.