Split Sublime Text saved .sublime_session into separate text files in the current working directory

sublime_session.py

import uuid, json

def find_all_keys(key, var):
    if hasattr(var,'items'):
        for k, v in var.items():
            if k == key:
                yield v
            if isinstance(v, dict):
                for result in find_all_keys(key, v):
                    yield result
            elif isinstance(v, list):
                for d in v:
                    for result in find_all_keys(key, d):
                        yield result

def split_session(file_path):
    with open(file_path, 'rt') as f:
        s = json.load(f)
    buffers = [x for x in find_all_keys('buffers', s)]
    docs = []
    for x in buffers:
        for y in x:
            docs.append(y)
    contents = []
    for x in docs:
        if 'contents' in x:
            # docs which don't have a 'contents' key are open docs, but not modified, so we don't care about those
            contents.append(x['contents'])
    for x in contents:
        with open(str(uuid.uuid4()) + '.txt', 'wt') as f:
            _ = f.write(x)

# split_session('/path/to/your/current.sublime_session')