Dictionaries

1# Ordered value dictionaries, safe updates and pair unpacking.2page=canvas(size=(100mm,70mm),background="#ffffff")3d=dict()4d["B"]={"label":"Beta","color":"#0072b2"}5d["A"]={"label":"Alpha","color":"#d55e00"}6copy=d7copy["B"]["label"]="Copy"8d=d.update({"C":{"label":"Gamma","color":"#009e73"}})9keys=d.keys()10values=d.values()11items=d.items()12fallback=d.get("missing",{"label":"Default"})13for i,(name,value) in enumerate(items) {14 if name in d {15  page.add(rect(size=(18mm,8mm),fill=value["color"]),offset=(8mm,8mm+i*18mm))16  page.add(text(content=f"{name}: {value['label']}",font_family="DejaVu Sans",font_size=10pt),offset=(30mm,8mm+i*18mm))17 }18}