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- import json
- import base64
- import numbers
- from collections import OrderedDict
- def load_list(filename, encoding='utf-8', start=0, stop=None):
- assert isinstance(start, numbers.Integral) and start >= 0
- assert (stop is None) or (isinstance(stop, numbers.Integral) and stop > start)
-
- lines = []
- with open(filename, 'r', encoding=encoding) as f:
- for _ in range(start):
- f.readline()
- for k, line in enumerate(f):
- if (stop is not None) and (k + start > stop):
- break
- lines.append(line.rstrip('\n'))
- return lines
- def save_list(filename, list_obj, encoding='utf-8', append_break=True):
- with open(filename, 'w', encoding=encoding) as f:
- if append_break:
- for item in list_obj:
- f.write(str(item) + '\n')
- else:
- for item in list_obj:
- f.write(str(item))
- def load_json(filename, encoding='utf-8'):
- with open(filename, 'r', encoding=encoding) as f:
- data = json.load(f, object_pairs_hook=OrderedDict)
- return data
- def save_json(filename, data, encoding='utf-8', cls=None, sort_keys=False):
- if not filename.endswith('.json'):
- filename = filename + '.json'
- with open(filename, 'w', encoding=encoding) as f:
- json.dump(data, f, indent=4, separators=(',',': '),
- ensure_ascii=False, cls=cls, sort_keys=sort_keys)
- def load_as_base64(filename: str) -> str:
- with open(filename, 'rb') as f:
- raw_bytes = f.read()
- b64_bytes = base64.b64encode(raw_bytes)
- b64_str = b64_bytes.decode()
- return b64_str
-
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