Rewrote test cases to use sys.executable in the command instead of "python" (#1100)

Author: aebkea

tests/test_scene_rendering/test_caching_related.py

@@ -1,6 +1,7 @@
 import os
 import pytest
 import subprocess
+import sys
 
 from ..utils.commands import capture
 from ..utils.video_tester import *
@@ -15,7 +16,7 @@ def test_wait_skip(tmp_path, manim_cfg_file, simple_scenes_path):
     # Test for PR #468. Intended to test if wait calls are correctly skipped.
     scene_name = "SceneWithMultipleWaitCalls"
     command = [
-        "python",
+        sys.executable,
         "-m",
         "manim",
         simple_scenes_path,
@@ -39,7 +40,7 @@ def test_play_skip(tmp_path, manim_cfg_file, simple_scenes_path):
     # Intended to test if play calls are correctly skipped.
     scene_name = "SceneWithMultipleCalls"
     command = [
-        "python",
+        sys.executable,
         "-m",
         "manim",
         simple_scenes_path,

tests/test_scene_rendering/test_cli_flags.py

@@ -1,4 +1,5 @@
 import pytest
+import sys
 import numpy as np
 from PIL import Image
 from pathlib import Path
@@ -15,7 +16,7 @@
 def test_basic_scene_with_default_values(tmp_path, manim_cfg_file, simple_scenes_path):
     scene_name = "SquareToCircle"
     command = [
-        "python",
+        sys.executable,
         "-m",
         "manim",
         simple_scenes_path,
@@ -34,7 +35,7 @@ def test_basic_scene_with_default_values(tmp_path, manim_cfg_file, simple_scenes
 def test_basic_scene_l_flag(tmp_path, manim_cfg_file, simple_scenes_path):
     scene_name = "SquareToCircle"
     command = [
-        "python",
+        sys.executable,
         "-m",
         "manim",
         simple_scenes_path,
@@ -55,7 +56,7 @@ def test_basic_scene_l_flag(tmp_path, manim_cfg_file, simple_scenes_path):
 def test_n_flag(tmp_path, simple_scenes_path):
     scene_name = "SceneWithMultipleCalls"
     command = [
-        "python",
+        sys.executable,
         "-m",
         "manim",
         simple_scenes_path,
@@ -72,7 +73,7 @@ def test_n_flag(tmp_path, simple_scenes_path):
 def test_s_flag_no_animations(tmp_path, manim_cfg_file, simple_scenes_path):
     scene_name = "NoAnimations"
     command = [
-        "python",
+        sys.executable,
         "-m",
         "manim",
         simple_scenes_path,
@@ -96,7 +97,7 @@ def test_s_flag_no_animations(tmp_path, manim_cfg_file, simple_scenes_path):
 def test_s_flag(tmp_path, manim_cfg_file, simple_scenes_path):
     scene_name = "SquareToCircle"
     command = [
-        "python",
+        sys.executable,
         "-m",
         "manim",
         simple_scenes_path,
@@ -120,7 +121,7 @@ def test_s_flag(tmp_path, manim_cfg_file, simple_scenes_path):
 def test_r_flag(tmp_path, manim_cfg_file, simple_scenes_path):
     scene_name = "SquareToCircle"
     command = [
-        "python",
+        sys.executable,
         "-m",
         "manim",
         simple_scenes_path,
@@ -148,7 +149,7 @@ def test_r_flag(tmp_path, manim_cfg_file, simple_scenes_path):
 def test_custom_folders(tmp_path, manim_cfg_file, simple_scenes_path):
     scene_name = "SquareToCircle"
     command = [
-        "python",
+        sys.executable,
         "-m",
         "manim",
         simple_scenes_path,
@@ -173,7 +174,7 @@ def test_custom_folders(tmp_path, manim_cfg_file, simple_scenes_path):
 def test_dash_as_filename(tmp_path):
     code = "class Test(Scene):\n    def construct(self):\n        self.add(Circle())\n        self.wait(1)"
     command = [
-        "python",
+        sys.executable,
         "-m",
         "manim",
         "-ql",