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var fixes with input data stream etc
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| import orjson | ||
| import os | ||
| import io | ||
| import urllib | ||
|
|
||
| from label_studio.utils.io import iter_files | ||
|
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|
|
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| class Tasks(object): | ||
|
|
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| _allowed_extensions = { | ||
| 'Text': ('.txt',), | ||
| 'Image': ('.png', '.jpg', '.jpeg', '.tiff', '.bmp', '.gif'), | ||
| 'Audio': ('.wav', '.aiff', '.mp3', '.au', '.flac') | ||
| } | ||
|
|
||
| def _create_task_with_local_uri(self, filepath, data_key, task_id): | ||
| """ Convert filepath to task with flask serving URL | ||
| """ | ||
| from label_studio.utils.functions import HOSTNAME | ||
|
|
||
| filename = os.path.basename(filepath) | ||
| params = urllib.parse.urlencode({'d': os.path.dirname(filepath)}) | ||
| base_url = HOSTNAME + '/' | ||
| image_url_path = base_url + urllib.parse.quote('data/' + filename) | ||
| image_local_url = '{image_url_path}?{params}'.format(image_url_path=image_url_path, params=params) | ||
| return { | ||
| 'id': task_id, | ||
| 'task_path': filepath, | ||
| 'data': {data_key: image_local_url} | ||
| } | ||
|
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||
| def from_dict(self, d, task_id=0): | ||
| task = {} | ||
| data = d['data'] if 'data' in d else d | ||
| task[task_id] = {'id': task_id, 'data': data} | ||
| if 'predictions' in data: | ||
| task[task_id]['predictions'] = data['predictions'] | ||
| task[task_id]['data'].pop('predictions', None) | ||
| if 'predictions' in d: | ||
| task[task_id]['predictions'] = d['predictions'] | ||
| return task | ||
|
|
||
| def from_list_of_dicts(self, l, start_task_id=0): | ||
| tasks = {} | ||
| for i, t in enumerate(l): | ||
| tasks.update(self.from_dict(t, start_task_id + i)) | ||
| return tasks | ||
|
|
||
| def from_json_file(self, path, start_task_id=0): | ||
| with open(path) as f: | ||
| json_body = orjson.loads(f.read()) | ||
|
|
||
| # multiple tasks in file | ||
| if isinstance(json_body, list): | ||
| tasks = {} | ||
| task_id = start_task_id | ||
| for d in json_body: | ||
| tasks.update(self.from_dict(d, task_id)) | ||
| task_id += 1 | ||
| return tasks | ||
|
|
||
| # one task in file | ||
| elif isinstance(json_body, dict): | ||
| tasks = self.from_dict(json_body, start_task_id) | ||
| return tasks | ||
|
|
||
| # unsupported task type | ||
| else: | ||
| raise Exception('Unsupported task data:', path) | ||
|
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| def from_dir_with_json_files(self, path): | ||
| tasks = {} | ||
| for f in iter_files(path, ext='.json'): | ||
| tasks.update(self.from_json_file(f, start_task_id=len(tasks))) | ||
| return tasks | ||
|
|
||
| def from_text_file(self, path, data_key, start_task_id=0): | ||
| tasks = {} | ||
| task_id = start_task_id | ||
| with io.open(path) as f: | ||
| for line in f: | ||
| tasks[task_id] = {'id': task_id, 'data': {data_key: line.strip()}} | ||
| return tasks | ||
|
|
||
| def from_dir_with_text_files(self, path, data_key): | ||
| tasks = {} | ||
| for f in iter_files(path, ext=''): | ||
| tasks.update(self.from_text_file(f, data_key, start_task_id=len(tasks))) | ||
| return tasks | ||
|
|
||
| def _from_dir_with_local_resources(self, path, data_key, data_type): | ||
| tasks = {} | ||
| for f in iter_files(path, ext=self._allowed_extensions[data_type]): | ||
| task_id = len(tasks) + 1 | ||
| tasks[task_id] = self._create_task_with_local_uri(f, data_key, task_id) | ||
| return tasks | ||
|
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| def from_dir_with_image_files(self, path, data_key): | ||
| return self._from_dir_with_local_resources(path, data_key, 'Image') | ||
|
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| def from_dir_with_audio_files(self, path, data_key): | ||
| return self._from_dir_with_local_resources(path, data_key, 'Audio') |
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