DEV: updates workflows to include python 3.13 (#719)

* DEV: updates workflows to include python 3.13

* DOC: edit doctest due to floating point precision.

---------

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

Author: Gui-FernandesBR

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

@@ -4,6 +4,14 @@ on:
   schedule:
     - cron: "0 17 * * 5"  # at 05:00 PM, only on Friday
       timezone: "America/Sao_Paulo"
+  push:
+    branches:
+      - main
+    paths:
+      - "**.py"
+      - ".github/**"
+      - "pyproject.toml"
+      - "requirements*"
 
 defaults:
   run:
@@ -15,7 +23,7 @@ jobs:
     strategy:
       matrix:
         fail-fast: false
-        python-version: [3.9, 3.12]
+        python-version: [3.9, 3.13]
 
     env:
       OS: ${{ matrix.os }}

.github/workflows/test_pytest.yaml

@@ -18,8 +18,8 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest]
-        python-version: [3.9, 3.12]
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        python-version: [3.9, 3.13]
     env:
       OS: ${{ matrix.os }}
       PYTHON: ${{ matrix.python-version }}

rocketpy/tools.py

@@ -123,8 +123,8 @@ def find_roots_cubic_function(a, b, c, d):
     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, x2, x3
-    ((-1+0j), (3+7.401486830834377e-17j), (1-1.4802973661668753e-16j))
+    >>> x1
+    (-1+0j)
 
     To get the real part of the roots, use the real attribute of the complex
     number.