Python json.items() Examples
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Example #1
Source File: common.py From razzy-spinner with GNU General Public License v3.0 | 6 votes |
def _get_entity_recursive(json, entity): if not json: return None elif isinstance(json, dict): for key, value in json.items(): if key == entity: return value # 'entities' and 'extended_entities' are wrappers in Twitter json # structure that contain other Twitter objects. See: # https://dev.twitter.com/overview/api/entities-in-twitter-objects if key == 'entities' or key == 'extended_entities': candidate = _get_entity_recursive(value, entity) if candidate is not None: return candidate return None elif isinstance(json, list): for item in json: candidate = _get_entity_recursive(item, entity) if candidate is not None: return candidate return None else: return None
Example #2
Source File: common.py From V1EngineeringInc-Docs with Creative Commons Attribution Share Alike 4.0 International | 6 votes |
def _get_entity_recursive(json, entity): if not json: return None elif isinstance(json, dict): for key, value in json.items(): if key == entity: return value # 'entities' and 'extended_entities' are wrappers in Twitter json # structure that contain other Twitter objects. See: # https://dev.twitter.com/overview/api/entities-in-twitter-objects if key == 'entities' or key == 'extended_entities': candidate = _get_entity_recursive(value, entity) if candidate is not None: return candidate return None elif isinstance(json, list): for item in json: candidate = _get_entity_recursive(item, entity) if candidate is not None: return candidate return None else: return None
Example #3
Source File: common.py From razzy-spinner with GNU General Public License v3.0 | 5 votes |
def _write_to_file(object_fields, items, entity_fields, writer): if not items: # it could be that the entity is just not present for the tweet # e.g. tweet hashtag is always present, even as [], however # tweet media may not be present return if isinstance(items, dict): # this happens e.g. for "place" of a tweet row = object_fields # there might be composed keys in de list of required fields entity_field_values = [x for x in entity_fields if not _is_composed_key(x)] entity_field_composed = [x for x in entity_fields if _is_composed_key(x)] for field in entity_field_values: value = items[field] if isinstance(value, list): row += value else: row += [value] # now check required dictionaries for d in entity_field_composed: kd, vd = _get_key_value_composed(d) json_dict = items[kd] if not isinstance(json_dict, dict): raise RuntimeError("""Key {0} does not contain a dictionary in the json file""".format(kd)) row += [json_dict[vd]] writer.writerow(row) return # in general it is a list for item in items: row = object_fields + extract_fields(item, entity_fields) writer.writerow(row)
Example #4
Source File: nix.py From nixpkgs-review with MIT License | 5 votes |
def _nix_eval_filter(json: Dict[str, Any]) -> List[Attr]: # workaround https://github.com/NixOS/ofborg/issues/269 blacklist = set( ["tests.nixos-functions.nixos-test", "tests.nixos-functions.nixosTest-test"] ) attr_by_path: Dict[str, Attr] = {} broken = [] for name, props in json.items(): attr = Attr( name=name, exists=props["exists"], broken=props["broken"], blacklisted=name in blacklist, path=props["path"], drv_path=props["drvPath"], ) if attr.path is not None: other = attr_by_path.get(attr.path, None) if other is None: attr_by_path[attr.path] = attr else: if len(other.name) > len(attr.name): attr_by_path[attr.path] = attr attr.aliases.append(other.name) else: other.aliases.append(attr.name) else: broken.append(attr) return list(attr_by_path.values()) + broken
Example #5
Source File: utils.py From homu with MIT License | 5 votes |
def remove_url_keys_from_json(json): if isinstance(json, dict): return {key: remove_url_keys_from_json(value) for key, value in json.items() if not key.endswith('url')} elif isinstance(json, list): return [remove_url_keys_from_json(value) for value in json] else: return json
Example #6
Source File: output.py From linode-cli with BSD 3-Clause "New" or "Revised" License | 5 votes |
def _select_json_elements(self, keys, json): """ Returns a dict filtered down to include only the selected keys. Walks paths to handle nested dicts """ ret = {} for k, v in json.items(): if k in keys: ret[k] = v elif isinstance(v, dict): v = self._select_json_elements(keys, v) if v: ret[k] = v return ret
Example #7
Source File: common.py From V1EngineeringInc-Docs with Creative Commons Attribution Share Alike 4.0 International | 5 votes |
def _write_to_file(object_fields, items, entity_fields, writer): if not items: # it could be that the entity is just not present for the tweet # e.g. tweet hashtag is always present, even as [], however # tweet media may not be present return if isinstance(items, dict): # this happens e.g. for "place" of a tweet row = object_fields # there might be composed keys in de list of required fields entity_field_values = [x for x in entity_fields if not _is_composed_key(x)] entity_field_composed = [x for x in entity_fields if _is_composed_key(x)] for field in entity_field_values: value = items[field] if isinstance(value, list): row += value else: row += [value] # now check required dictionaries for d in entity_field_composed: kd, vd = _get_key_value_composed(d) json_dict = items[kd] if not isinstance(json_dict, dict): raise RuntimeError( """Key {0} does not contain a dictionary in the json file""".format( kd ) ) row += [json_dict[vd]] writer.writerow(row) return # in general it is a list for item in items: row = object_fields + extract_fields(item, entity_fields) writer.writerow(row)
Example #8
Source File: common.py From razzy-spinner with GNU General Public License v3.0 | 4 votes |
def json2csv_entities(tweets_file, outfile, main_fields, entity_type, entity_fields, encoding='utf8', errors='replace', gzip_compress=False): """ Extract selected fields from a file of line-separated JSON tweets and write to a file in CSV format. This utility function allows a file of full Tweets to be easily converted to a CSV file for easier processing of Twitter entities. For example, the hashtags or media elements of a tweet can be extracted. It returns one line per entity of a Tweet, e.g. if a tweet has two hashtags there will be two lines in the output file, one per hashtag :param tweets_file: the file-like object containing full Tweets :param str outfile: The path of the text file where results should be\ written :param list main_fields: The list of fields to be extracted from the main\ object, usually the tweet. Useful examples: 'id_str' for the tweetID. See\ <https://dev.twitter.com/overview/api/tweets> for a full list of fields. e. g.: ['id_str'], ['id', 'text', 'favorite_count', 'retweet_count'] If `entity_type` is expressed with hierarchy, then it is the list of\ fields of the object that corresponds to the key of the entity_type,\ (e.g., for entity_type='user.urls', the fields in the main_fields list\ belong to the user object; for entity_type='place.bounding_box', the\ files in the main_field list belong to the place object of the tweet). :param list entity_type: The name of the entity: 'hashtags', 'media',\ 'urls' and 'user_mentions' for the tweet object. For a user object,\ this needs to be expressed with a hierarchy: `'user.urls'`. For the\ bounding box of the Tweet location, use `'place.bounding_box'`. :param list entity_fields: The list of fields to be extracted from the\ entity. E.g. `['text']` (of the Tweet) :param error: Behaviour for encoding errors, see\ https://docs.python.org/3/library/codecs.html#codec-base-classes :param gzip_compress: if `True`, ouput files are compressed with gzip """ (writer, outf) = outf_writer_compat(outfile, encoding, errors, gzip_compress) header = get_header_field_list(main_fields, entity_type, entity_fields) writer.writerow(header) for line in tweets_file: tweet = json.loads(line) if _is_composed_key(entity_type): key, value = _get_key_value_composed(entity_type) object_json = _get_entity_recursive(tweet, key) if not object_json: # this can happen in the case of "place" continue object_fields = extract_fields(object_json, main_fields) items = _get_entity_recursive(object_json, value) _write_to_file(object_fields, items, entity_fields, writer) else: tweet_fields = extract_fields(tweet, main_fields) items = _get_entity_recursive(tweet, entity_type) _write_to_file(tweet_fields, items, entity_fields, writer) outf.close()