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import gradio as gr
import numpy as np
from huggingface_hub import from_pretrained_fastai

learn_imp = from_pretrained_fastai('MikeTrizna/Prunus_lineage_classifier')

def predict(image_np, description=None):
  classes = ['Neotropical racemose', 'Paleotropical racemose',
             'Solitary/Corymbose', 'Temperate racemose']
  pred,pred_idx,probs = learn_imp.predict(image_np)
  confidences = {classes[idx]: f'{prob:.04f}' for idx, prob in enumerate(probs)}
  return confidences

example_metadata = [{'idigbio_specimen': '36b28730-fd06-44b4-86a4-77d3be052ef1',
                     'idigbio_media': '1c086296-6d1f-4218-a18a-ca2f86c295d0',
                     'gbif_occurrence': '2425450644',
                     'gbif_media': '60d5b76a58cf28eff526d5c1d7906321',
                     'organism': 'Prunus myrtifolia',
                     'intrageneric_group': 'Neotropical racemose'},
                    {'idigbio_specimen': '0252042a-e14f-4437-99f8-f9c690f1d2a8',
                     'idigbio_media': '104f44c9-63f1-4579-93c2-54c6ddeddeda',
                     'gbif_occurrence': '1056985949',
                     'gbif_media': '65d035ce17427cba5a698850e903cbc8',
                     'organism': 'Prunus oleifolia',
                     'intrageneric_group': 'Neotropical racemose'},
                    {'idigbio_specimen': 'e025ff74-333b-461f-a86e-63d8f4a6bd90',
                     'idigbio_media': 'e3276fdd-ce58-40dc-bf20-8742f7634428',
                     'gbif_occurrence': '2515155769',
                     'gbif_media': 'd952c78c4b50825dc267d3ab915ea71e',
                     'organism': 'Prunus oocarpa',
                     'intrageneric_group': 'Paleotropical racemose'},
                    {'idigbio_specimen': '4a991d4d-d6a5-4a4a-9c99-9af948f9e0e0',
                     'idigbio_media': 'e5ac59df-5b18-4c8d-a19b-02131d358855',
                     'gbif_occurrence': '2515160308',
                     'gbif_media': 'fc94119768b9ea1c453cb0ab9887b54a',
                     'organism': 'Prunus pullei',
                     'intrageneric_group': 'Paleotropical racemose'},
                    {'idigbio_specimen': 'e32b4d05-5389-4466-83cb-25e319c2fa9f',
                     'idigbio_media': '0060a57d-e779-4984-913c-95b576daf0d3',
                     'gbif_occurrence': '3865356188',
                     'gbif_media': 'c40a3ebe7ea67f67d33b7405134f3133',
                     'organism': 'Prunus serotina',
                     'intrageneric_group': 'Temperate racemose'},
                    {'idigbio_specimen': '31697ac1-223d-477b-bc8d-0d10ced90ad0',
                     'idigbio_media': 'b9fa9ff9-2e8b-42f5-8728-5b0b5be98490',
                     'gbif_occurrence': '2515504033',
                     'gbif_media': 'be7e108416c0a052311f879642997dee',
                     'organism': 'Prunus grayana',
                     'intrageneric_group': 'Temperate racemose'},
                    {'idigbio_specimen': '80a8afd7-ca01-4df1-a566-305912e25166',
                     'idigbio_media': '52e06de9-c035-4afc-9fac-c8bee7628d38',
                     'organism': 'Prunus glandulosa',
                     'intrageneric_group': 'Solitary/Corymbose'},
                    {'idigbio_specimen': '7835f8bd-d78c-4884-a669-853634296371',
                     'idigbio_media': '0b13e5eb-73da-4e0e-9b1a-794b737f7716',
                     'gbif_occurrence': '2265382670',
                     'gbif_media': '1373276d8fdd232579e7d04c4e64edb1',
                     'organism': 'Prunus pensylvanica',
                     'intrageneric_group': 'Solitary/Corymbose'}]

table_header = """**Example Guide**
| Image | Species | Link to iDigBio Specimen Record | Intrageneric group |
| --- | --- | --- | --- |
"""

table_body = ''
gbif_scale = 150
for example in example_metadata:
  if 'gbif_media' in example:
    image_src = f"<image src = 'https://api.gbif.org/v1/image/cache/fit-in/{gbif_scale}x/occurrence/{example['gbif_occurrence']}/media/{example['gbif_media']}'></image>"
  elif 'idigbio_media' in example:
    image_src = f"<image src = 'https://api.idigbio.org/v2/media/{example['idigbio_media']}?size=thumbnail'></image>"
  else:
    image_src = '[No image source]'
  
  species = f"*{example['organism']}*"
  idigbio_link = f"https://www.idigbio.org/portal/records/{example['idigbio_specimen']}"
  intrageneric_group = example['intrageneric_group']
  table_row = ' | '.join([image_src, species, 
                          idigbio_link, intrageneric_group])
  table_body += table_row + '\n'

example_table = table_header + table_body

example_list = ["examples/myrtifolia_1c086296-6d1f-4218-a18a-ca2f86c295d0.jpg",
                "examples/oleifolia_104f44c9-63f1-4579-93c2-54c6ddeddeda.jpg",
                "examples/oocarpa_e3276fdd-ce58-40dc-bf20-8742f7634428.jpg",
                "examples/pullei_e5ac59df-5b18-4c8d-a19b-02131d358855.jpg",
                "examples/serotina_0060a57d-e779-4984-913c-95b576daf0d3.jpg",
                "examples/grayana_b9fa9ff9-2e8b-42f5-8728-5b0b5be98490.jpg",
                "examples/glandulosa_52e06de9-c035-4afc-9fac-c8bee7628d38.jpg",
                "examples/pensylvanica_0b13e5eb-73da-4e0e-9b1a-794b737f7716.jpg"]

description = """This model can place herbarium sheet images from the genus Prunus into one of four 
categories that represent key clades within the genus: Solitary/Corymbose, Temperate Racemose, Neotropical 
Racemose, Paleotropical Racemose."""

demo = gr.Interface(predict,
                    gr.Image(type="numpy"),
                    outputs="label",
                    examples=example_list,
                    description=description,
                    title="Image classification of four major lineages in the plum genus",
                    article=example_table)

demo.launch()