| |
| import os |
| from typing import List, Optional |
|
|
| |
| from cannlytics.data.cache import Bogart |
| from cannlytics.data.coas import CoADoc |
|
|
| def get_pdf_files( |
| pdf_dir, |
| min_file_size: Optional[int] = 21_000, |
| ) -> list: |
| """Get all of the PDFs in the nested directory.""" |
| pdfs = [] |
| for root, _, files in os.walk(pdf_dir): |
| for file in files: |
| if file.endswith('.pdf'): |
| file_path = os.path.join(root, file) |
| file_size = os.path.getsize(file_path) |
| if file_size >= min_file_size: |
| pdfs.append(file_path) |
| return pdfs |
|
|
| def parse_coa_pdfs( |
| pdfs: List[str], |
| parser: Optional[CoADoc] = None, |
| cache: Optional[Bogart] = None, |
| reverse: Optional[bool] = False, |
| verbose: Optional[bool] = True, |
| key: Optional[str] = 'coa_pdf', |
| ) -> list: |
| """Parse corresponding COAs from a DataFrame in a PDF directory.""" |
| all_results = [] |
| if parser is None: parser = CoADoc() |
| if verbose: print(f'Parsing {len(pdfs)} PDFs...') |
| if reverse: pdfs = pdfs[::-1] |
| for pdf in pdfs: |
| if not os.path.exists(pdf): |
| if verbose: print(f'PDF not found: {pdf}') |
| continue |
| pdf_hash = cache.hash_file(pdf) |
| if cache is not None: |
| if cache.get(pdf_hash): |
| if verbose: print('Cached:', pdf) |
| all_results.append(cache.get(pdf_hash)) |
| continue |
| try: |
| coa_data = parser.parse_pdf(pdf, verbose=verbose) |
| if isinstance(coa_data, list): coa_data = coa_data[0] |
| coa_data[key] = os.path.basename(pdf) |
| all_results.append(coa_data) |
| if cache is not None: cache.set(pdf_hash, coa_data) |
| if verbose: print(f'Parsed PDF: {pdf}') |
| except Exception as e: |
| parser.quit() |
| if verbose: |
| print(f'Failed to parse PDF: {pdf}') |
| print(e) |
| return all_results |
|
|
