def test_is_file(self):
"""Test if_file function with empty files,existing files and not existing files."""
open('new_empty_file.txt', 'a').close()
self.assertEqual(is_file('new_empty_file', False), False)
os.remove('new_empty_file.txt')
self.assertEqual(is_file('not_existing_file.txt', False), False)
self.assertEqual(is_file(TEST_PDF_FILE, False), True)
def get_templates(self, update=False):
"""
Get ID and name of any Template in the project.
:param update: Update the downloaded information even it is already available
:return: Templates in the project.
"""
if not self.templates or update:
self.templates_file_path = os.path.join(self.data_root,
'templates.json5')
if not is_file(self.templates_file_path,
raise_exception=False) or update:
templates_data = get_project_templates(session=self.session)
if templates_data:
# the text of a document can be None
with open(self.templates_file_path, 'w') as f:
json.dump(templates_data, f, indent=2, sort_keys=True)
else:
with open(self.templates_file_path, 'r') as f:
templates_data = json.load(f)
for template_data in templates_data:
self.template_class(project=self, **template_data)
# Make default_template an Template instance
for template in self.templates:
if isinstance(template.default_template, int):
template.default_template = self.get_template_by_id(
template.default_template)
return self.templates
def test_project(self):
"""Test basic properties of the project object."""
assert is_file(self.prj.meta_file_path)
assert self.prj.documents[1].id > self.prj.documents[0].id
assert len(self.prj.documents)
# check if we can initialize a new project object, which will use the same data
assert len(self.prj.documents) == self.document_count
new_project = Project()
assert len(new_project.documents) == self.correct_document_count
assert new_project.meta_file_path == self.prj.meta_file_path
def clean_meta(self):
"""Clean the meta-information about the Project, Labels, and Templates."""
if self.meta_file_path:
os.remove(self.meta_file_path)
assert not is_file(self.meta_file_path, raise_exception=False)
self.meta_data = None
self.meta_file_path = None
if self.labels_file_path:
os.remove(self.labels_file_path)
assert not is_file(self.labels_file_path, raise_exception=False)
self.labels_file_path = None
self.labels: List[Label] = []
if self.templates_file_path:
os.remove(self.templates_file_path)
assert not is_file(self.templates_file_path, raise_exception=False)
self.templates_file_path = None
self.templates: List[Template] = []
def upload_file_konfuzio_api(filepath: str, project_id: int, session=konfuzio_session(), dataset_status: int = 0):
"""
Upload file to Konfuzio API.
:param filepath: Path to file to be uploaded
:param session: Session to connect to the server
:param project_id: Project ID where to upload the document
:return: Response status.
"""
url = get_upload_document_url()
is_file(filepath)
with open(filepath, "rb") as f:
file_data = f.read()
files = {"data_file": (os.path.basename(filepath), file_data, "multipart/form-data")}
data = {"project": project_id, "dataset_status": dataset_status}
r = session.post(url=url, files=files, data=data)
return r
def get_images(self, update: bool = False):
"""
Get document pages as png images.
:param update: Update the downloaded images even they are already available
:return: Path to OCR file.
"""
session = konfuzio_session()
self.image_paths = []
for page in self.pages:
if is_file(page['image'], raise_exception=False):
self.image_paths.append(page['image'])
else:
page_path = os.path.join(self.root,
f'page_{page["number"]}.png')
self.image_paths.append(page_path)
if not is_file(page_path, raise_exception=False) or update:
url = f'{KONFUZIO_HOST}{page["image"]}'
res = retry_get(session, url)
with open(page_path, 'wb') as f:
f.write(res.content)
def get_file(self, update: bool = False):
"""
Get OCR version of the original file.
:param update: Update the downloaded file even if it is already available
:return: Path to OCR file.
"""
if self.is_without_errors and (not self.ocr_file_path or update):
for page_index in range(0, self.number_of_pages):
self.ocr_file_path = os.path.join(self.root, 'ocr.pdf')
if not is_file(self.ocr_file_path,
raise_exception=False) or update:
pdf_content = download_file_konfuzio_api(
self.id, session=self.session)
with open(self.ocr_file_path, 'wb') as f:
f.write(pdf_content)
return self.ocr_file_path
def get_meta(self, update=False):
"""
Get the list of all documents in the project and their information.
:param update: Update the downloaded information even it is already available
:return: Information of the documents in the project.
"""
if not self.meta_data or update:
self.meta_file_path = os.path.join(self.data_root, 'meta.json5')
if not is_file(self.meta_file_path, raise_exception=False):
self.meta_data = get_meta_of_files(self.session)
with open(self.meta_file_path, 'w') as f:
json.dump(self.meta_data, f, indent=2, sort_keys=True)
else:
with open(self.meta_file_path, 'r') as f:
self.meta_data = json.load(f)
return self.meta_data
def get_labels(self, update=False):
"""
Get ID and name of any label in the project.
:param update: Update the downloaded information even it is already available
:return: Labels in the project.
"""
if not self.labels or update:
self.labels_file_path = os.path.join(self.data_root,
'labels.json5')
if not is_file(self.labels_file_path,
raise_exception=False) or update:
labels_data = get_project_labels(session=self.session)
with open(self.labels_file_path, 'w') as f:
json.dump(labels_data, f, indent=2, sort_keys=True)
else:
with open(self.labels_file_path, 'r') as f:
labels_data = json.load(f)
for label_data in labels_data:
# Remove the project from label_data as we use the already present project reference.
label_data.pop('project', None)
self.label_class(project=self, **label_data)
return self.labels
def test_update_prj(self):
"""Test number of documents after updating a project."""
assert len(self.prj.documents) == self.document_count
self.prj.update()
assert len(self.prj.documents) == self.correct_document_count
is_file(self.prj.meta_file_path)
def get_document_details(self, update):
"""
Get data from a document.
:param update: Update the downloaded information even it is already available
"""
self.annotation_file_path = os.path.join(self.root,
'annotations.json5')
self.section_file_path = os.path.join(self.root, 'sections.json5')
self.txt_file_path = os.path.join(self.root, 'document.txt')
self.hocr_file_path = os.path.join(self.root, 'document.hocr')
self.bbox_file_path = os.path.join(self.root, 'bbox.json5')
if update or not (
is_file(self.annotation_file_path, raise_exception=False)
and is_file(self.section_file_path, raise_exception=False)
and is_file(self.txt_file_path, raise_exception=False)
and is_file(self.bbox_file_path, raise_exception=False)
and is_file(self.pages_file_path, raise_exception=False)):
data = get_document_details(document_id=self.id,
session=self.session)
raw_annotations = data['annotations']
self.number_of_pages = data['number_of_pages']
self.text = data['text']
self.hocr = data['hocr'] or ''
self.pages = data['pages']
self._sections = data['sections']
# write a file, even there are no annotations to support offline work
with open(self.annotation_file_path, 'w') as f:
json.dump(raw_annotations, f, indent=2, sort_keys=True)
with open(self.section_file_path, 'w') as f:
json.dump(data['sections'], f, indent=2, sort_keys=True)
with open(self.txt_file_path, 'w', encoding="utf-8") as f:
f.write(data['text'])
with open(self.bbox_file_path, 'w') as f:
json.dump(data['bbox'], f, indent=2, sort_keys=True)
with open(self.pages_file_path, 'w') as f:
json.dump(data['pages'], f, indent=2, sort_keys=True)
if self.hocr != '':
with open(self.hocr_file_path, 'w', encoding="utf-8") as f:
f.write(data['hocr'])
else:
with open(self.txt_file_path, 'r', encoding="utf-8") as f:
self.text = f.read()
with open(self.annotation_file_path, 'rb') as f:
raw_annotations = json.loads(f.read())
with open(self.section_file_path, 'rb') as f:
self._sections = json.loads(f.read())
with open(self.pages_file_path, 'rb') as f:
self.pages = json.loads(f.read())
if is_file(self.hocr_file_path, raise_exception=False):
# hocr might not be available (depends on the project settings)
with open(self.hocr_file_path, 'r', encoding="utf-8") as f:
self.hocr = f.read()
# add Annotations to the document and project
if hasattr(self, 'project') and self.project:
for raw_annotation in raw_annotations:
if not raw_annotation['custom_offset_string']:
annotation = self.annotation_class(document=self,
**raw_annotation)
self.add_annotation(annotation)
else:
real_string = self.text[raw_annotation['start_offset']:
raw_annotation['end_offset']]
if real_string.replace(
' ',
'') == raw_annotation['offset_string'].replace(
' ', ''):
annotation = self.annotation_class(document=self,
**raw_annotation)
self.add_annotation(annotation)
else:
logger.warning(
f'Annotation {raw_annotation["id"]} is a custom string and, therefore, it will not be used '
f'in training {KONFUZIO_HOST}/a/{raw_annotation["id"]}.'
)
return self