;----------------------
; Xpadder Profile File
;----------------------

Version=5.6

[Profile Settings]

[Set Settings]
Set1DPadMode=FourWay

[Assignments]
Set1Button1Slots=Z
Set1Button2Slots=Enter
Set1Button3Slots=A
Set1Button5Slots=Escape
Set1Button7Slots=Left Shift
Set1Button8Slots=Space
Set1DPadUpSlots=Arrow Up
Set1DPadRightSlots=Arrow Right
Set1DPadDownSlots=Arrow Down
Set1DPadLeftSlots=Arrow Left

如上文件，我想用 ruby 解析此文件。

我需要的流程“ 1，打开此文件 2，读取 [Assignments] 节 3，把 [Assignments] 下面的所有数据都按照 k/v 格式读取出来

如何读取呢？