add new continuous integration file

triple-dungeon/.github/workflows/ci.yml

@@ -0,0 +1,31 @@
+name: Continuous Integration (PEP8 Lint + pytest)
+
+on: push
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python 3.7
+      uses: actions/setup-python@v1
+      with:
+        python-version: 3.7
+    - name: Install pipenv & sync
+      run: |
+        cd triple-dungeon
+        python -m pip install --upgrade pip
+        pip install pipenv
+        pipenv lock
+        pipenv sync
+    - name: Linting
+      run: |
+        pip install pycodestyle
+        # PyCharm sets line length at 120 chars
+        pycodestyle . --count --statistics --max-line-length=120
+    - name: Test with pytest
+      run: |
+        pip install pytest
+        pytest tests.py

triple-dungeon/main.py

@@ -5,15 +5,15 @@ Holds the main game window, as well as manages basic functions for organizing th
 """
 
 import collections
+import math
 import random
 import time
+
 import arcade
-import math
 
 from config import Config
 from map import Dungeon
-from mobs import Player, Enemy
-from config import Config
+from mobs import Player
 from projectiles import Temp
 
 
@@ -106,7 +106,8 @@ class Game(arcade.Window):
             if Config.DEBUG:
                 x, y = self.player.position
                 tile = Config.TILE_WIDTH * Config.TILE_SCALING
-                arcade.draw_rectangle_outline(round(x / tile) * tile, round(y / tile) * tile, tile, tile, arcade.color.RED)
+                arcade.draw_rectangle_outline(round(x / tile) * tile, round(y / tile) * tile, tile, tile,
+                                              arcade.color.RED)
                 self.player.draw_hit_box()
                 arcade.draw_text(str((x, y)), x - 40, y + 50, arcade.color.WHITE, 15, font_name='Arial')
                 arcade.draw_text(f"FPS: {self.fps.get_fps():3.0f}", self.view_left + 50, self.view_bottom + 30,