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# -*- coding: utf-8 -*- |
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from benedict.serializers import ( |
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get_format_by_path, get_serializer_by_format, get_serializers_extensions, ) |
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import errno |
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import os |
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import requests |
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def autodetect_format(s, default=None): |
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if is_data(s): |
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return default |
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elif is_url(s) or is_filepath(s): |
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return get_format_by_path(s) |
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return default |
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def decode(s, format, **kwargs): |
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serializer = get_serializer_by_format(format) |
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if not serializer: |
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raise ValueError('Invalid format: {}.'.format(format)) |
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decode_opts = kwargs.copy() |
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data = serializer.decode(s.strip(), **decode_opts) |
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return data |
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def encode(d, format, **kwargs): |
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serializer = get_serializer_by_format(format) |
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if not serializer: |
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raise ValueError('Invalid format: {}.'.format(format)) |
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s = serializer.encode(d, **kwargs) |
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return s |
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def is_data(s): |
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return (len(s.splitlines()) > 1) |
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def is_filepath(s): |
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return any([s.endswith(extension) |
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for extension in get_serializers_extensions()]) |
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def is_url(s): |
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return any([s.startswith(protocol) |
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for protocol in ['http://', 'https://']]) |
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def read_content(s): |
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# s -> filepath or url or data |
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if is_data(s): |
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# data |
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return s |
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elif is_url(s): |
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# url |
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return read_url(s) |
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elif is_filepath(s): |
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# filepath |
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return read_file(s) |
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# one-line data?! |
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return s |
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def read_file(filepath): |
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if os.path.isfile(filepath): |
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content = '' |
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with open(filepath, 'r') as file: |
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content = file.read() |
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return content |
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return None |
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def read_url(url, *args, **kwargs): |
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response = requests.get(url, *args, **kwargs) |
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if response.status_code == requests.codes.ok: |
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content = response.text |
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return content |
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raise ValueError( |
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'Invalid url response status code: {}.'.format( |
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response.status_code)) |
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def write_file_dir(filepath): |
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filedir = os.path.dirname(filepath) |
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if os.path.exists(filedir): |
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return |
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try: |
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os.makedirs(filedir) |
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except OSError as e: |
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# Guard against race condition |
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if e.errno != errno.EEXIST: |
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raise e |
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def write_file(filepath, content): |
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# https://stackoverflow.com/questions/12517451/automatically-creating-directories-with-file-output |
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write_file_dir(filepath) |
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with open(filepath, 'w+') as file: |
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file.write(content) |
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return True |
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fabiocaccamo /
python-benedict
