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Sync arcade-a-primer with the updated tutorial - #942
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…on the Python Game Framework Port the scripts to arcade 3.3: call self.clear() instead of arcade.start_render() in on_draw(), accept delta_time in FlyingSprite.update(), replace the removed rectangle drawing functions, and pin arcade==3.3.3 in requirements.txt. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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Syncs
arcade-a-primerwith the maintenance update of Arcade: A Primer on the Python Game Framework, which moves the tutorial fromarcade2.1 toarcade3.3.Changes
arcade_basic_oop.py,arcade_draw_shapes.py,arcade_game.py:on_draw()now starts withself.clear(). In arcade 3.x,arcade.start_render()insideon_draw()raisesRuntimeErroron the second frame.arcade_game.py:FlyingSprite.update()takesdelta_timeand passes it tosuper().update(). arcade 3.xSpriteList.update()passesdelta_timeto every sprite, so the old signature raisedTypeError.arcade_draw_shapes.py: replaced the removeddraw_rectangle_filled(),draw_lrtb_rectangle_filled(), anddraw_xywh_rectangle_filled()withdraw_rect_filled(arcade.XYWH(...)),draw_lrbt_rectangle_filled(), anddraw_lbwh_rectangle_filled(). The shapes and positions are the same.requirements.txtpinningarcade==3.3.3, matching the article's install command.Verification
arcade==3.3.3under Xvfb. Each one ran until the timeout with no exceptions. Before this change, three of them crashed.SpaceShooterthat adds an enemy and a cloud and callsall_sprites.update(),on_update(), andon_draw(). It passes now and raisedTypeErrorbefore the change.ruff@0.14.1 format --checkandruff@0.14.1 checkboth pass.Article draft (update clone): https://realpython.com/pbjt/blog/post/2637/change/
Maintenance card: https://trello.com/c/O1XQ968m
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