First attempt at data compression output, edited for brevity.

letters.py

#!/usr/bin/env python3
Char=((('e',('l',('p','m'))),('\n',('s','t'))),((('o','n'),('r',('d','u'))),(((('b',((('j','q'),('z','x')),'v')),('y','g')),'i'),('a',('c',('h',('f',('w','k'))))))))
NumChars=636945
Bits=r'''
5d1Wx9X+u6rf0F+XYLsOXYd7l2He1nXYd7/XYd59niXYd67LsOtaJXYd+ddhxaJ5wuw4tE8+xK7DiiQu
w45hQXYdNoldh02iRZdh02iTiXXYdT765c+xK7DmC7DmFl2HMDiXXYc3y7Dm+Fl2HN8cS67Dm3l2HNvl
2HOF2HODiXXYc+zmuw59Zdhz4iL0uw531l2HO8bS7DsXvEuww5dhh3sl2GHPvEuww599xLsMOfWXYYBd
...
dYq/vfbOrFXK6xV633yxX8NFENzFLFf2jDvf6xX9re+ErFZZyD8sVlnIPz94cFiss5B+fiDLFZZx7vPd
liss4t3nyJYrLOD8sVlnB4o32+WKyzg+Xg4ZYrLOD5eh+WKyzg32RF3hwWKyzg32RFc6xWWcGcVyxWWc
OFiss4cSFiss4ffLFZH5gsVkeG1lisjw++WKyPes8k
'''
class BitReader:
    def __init__(self, encoded):
        self.encoded = encoded.replace('\n', '')
        self.position = 0
        self.accum = 0
        self.nbits = 0

    def GetNextBit(self):
        if self.nbits == 0:
            c = self.encoded[self.position]
            self.position += 1
            self.accum = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'.index(c)
            self.nbits = 6
        bit = 1 & (self.accum >> 5)
        self.accum = 0b111111 & (self.accum << 1)
        self.nbits -= 1
        return bit

def Huffman(reader, node):
    while isinstance(node, tuple):
        node = node[reader.GetNextBit()]
    return node

def Expand():
    reader = BitReader(Bits)
    return ''.join(Huffman(reader, Char) for _ in range(NumChars))

if __name__ == "__main__":
    print(Expand())