From d580a769396d8fd1ed073a511e781c78215f1b6b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A9lodie=20Boillet?= <boillet@teklia.com>
Date: Mon, 10 Jul 2023 15:54:16 +0200
Subject: [PATCH] Add tests for prediction code
---
dan/predict/attention.py | 10 +-
tests/test_prediction.py | 227 +++++++++++++++++++++++++++++++++++++++
2 files changed, 234 insertions(+), 3 deletions(-)
diff --git a/dan/predict/attention.py b/dan/predict/attention.py
index f1c4def0..0b06425f 100644
--- a/dan/predict/attention.py
+++ b/dan/predict/attention.py
@@ -70,14 +70,18 @@ def split_text_and_confidences(
texts = list(text)
offset = 0
elif level == "word":
- texts, probs = compute_prob_by_separator(text, confidences, word_separators)
+ texts, confidences = compute_prob_by_separator(
+ text, confidences, word_separators
+ )
offset = 1
elif level == "line":
- texts, probs = compute_prob_by_separator(text, confidences, line_separators)
+ texts, confidences = compute_prob_by_separator(
+ text, confidences, line_separators
+ )
offset = 1
else:
logger.error("Level should be either 'char', 'word', or 'line'")
- return texts, [np.around(num, 2) for num in probs], offset
+ return texts, [np.around(num, 2) for num in confidences], offset
def get_predicted_polygons_with_confidence(
diff --git a/tests/test_prediction.py b/tests/test_prediction.py
index 28df938b..d677d63f 100644
--- a/tests/test_prediction.py
+++ b/tests/test_prediction.py
@@ -1,8 +1,11 @@
# -*- coding: utf-8 -*-
+import json
+
import pytest
from dan.predict.prediction import DAN
+from dan.predict.prediction import run as run_prediction
from dan.utils import read_image
@@ -52,3 +55,227 @@ def test_predict(
prediction = dan_model.predict(input_tensor, input_sizes)
assert prediction == expected_prediction
+
+
+@pytest.mark.parametrize(
+ "image_name, confidence_score, temperature, expected_prediction",
+ (
+ (
+ "0a56e8b3-95cd-4fa5-a17b-5b0ff9e6ea84",
+ None,
+ 1.0,
+ {"text": "ⓈBellisson â’»Georges â’·91 â“P â’¸M â“€Ch â“„Plombier â“…Patron?12241"},
+ ),
+ (
+ "0a56e8b3-95cd-4fa5-a17b-5b0ff9e6ea84",
+ ["word"],
+ 1.0,
+ {
+ "text": "ⓈBellisson â’»Georges â’·91 â“P â’¸M â“€Ch â“„Plombier â“…Patron?12241",
+ "confidences": {
+ "by ner token": [],
+ "total": 1.0,
+ "word": [
+ {"text": "ⓈBellisson", "confidence": 1.0},
+ {"text": "â’»Georges", "confidence": 1.0},
+ {"text": "â’·91", "confidence": 1.0},
+ {"text": "â“P", "confidence": 1.0},
+ {"text": "â’¸M", "confidence": 1.0},
+ {"text": "â“€Ch", "confidence": 1.0},
+ {"text": "â“„Plombier", "confidence": 1.0},
+ {"text": "â“…Patron?12241", "confidence": 1.0},
+ ],
+ },
+ },
+ ),
+ (
+ "0a56e8b3-95cd-4fa5-a17b-5b0ff9e6ea84",
+ ["word"],
+ 3.5,
+ {
+ "text": "ⓈBellisson â’»Georges â’·91 â“P â’¸M â“€Ch â“„Plombier â“…Patron?12241",
+ "confidences": {
+ "by ner token": [],
+ "total": 0.93,
+ "word": [
+ {"text": "ⓈBellisson", "confidence": 0.92},
+ {"text": "â’»Georges", "confidence": 0.94},
+ {"text": "â’·91", "confidence": 0.92},
+ {"text": "â“P", "confidence": 0.94},
+ {"text": "â’¸M", "confidence": 0.93},
+ {"text": "â“€Ch", "confidence": 0.96},
+ {"text": "â“„Plombier", "confidence": 0.94},
+ {"text": "â“…Patron?12241", "confidence": 0.93},
+ ],
+ },
+ },
+ ),
+ (
+ "0a56e8b3-95cd-4fa5-a17b-5b0ff9e6ea84",
+ ["line"],
+ 1.0,
+ {
+ "text": "ⓈBellisson â’»Georges â’·91 â“P â’¸M â“€Ch â“„Plombier â“…Patron?12241",
+ "confidences": {
+ "by ner token": [],
+ "total": 1.0,
+ "line": [
+ {
+ "text": "ⓈBellisson â’»Georges â’·91 â“P â’¸M â“€Ch â“„Plombier â“…Patron?12241",
+ "confidence": 1.0,
+ }
+ ],
+ },
+ },
+ ),
+ (
+ "0a56e8b3-95cd-4fa5-a17b-5b0ff9e6ea84",
+ ["line"],
+ 3.5,
+ {
+ "text": "ⓈBellisson â’»Georges â’·91 â“P â’¸M â“€Ch â“„Plombier â“…Patron?12241",
+ "confidences": {
+ "by ner token": [],
+ "total": 0.93,
+ "line": [
+ {
+ "text": "ⓈBellisson â’»Georges â’·91 â“P â’¸M â“€Ch â“„Plombier â“…Patron?12241",
+ "confidence": 0.93,
+ }
+ ],
+ },
+ },
+ ),
+ (
+ "0dfe8bcd-ed0b-453e-bf19-cc697012296e",
+ None,
+ 1.0,
+ {"text": "ⓈTemplié â’»Marcelle â’·93 â“S â“€ch â“„E dactylo â“…18376"},
+ ),
+ (
+ "0dfe8bcd-ed0b-453e-bf19-cc697012296e",
+ ["char", "word", "line"],
+ 1.0,
+ {
+ "text": "ⓈTemplié â’»Marcelle â’·93 â“S â“€ch â“„E dactylo â“…18376",
+ "confidences": {
+ "by ner token": [],
+ "total": 1.0,
+ "char": [
+ {"text": "Ⓢ", "confidence": 1.0},
+ {"text": "T", "confidence": 1.0},
+ {"text": "e", "confidence": 1.0},
+ {"text": "m", "confidence": 1.0},
+ {"text": "p", "confidence": 1.0},
+ {"text": "l", "confidence": 1.0},
+ {"text": "i", "confidence": 1.0},
+ {"text": "é", "confidence": 0.86},
+ {"text": " ", "confidence": 1.0},
+ {"text": "â’»", "confidence": 1.0},
+ {"text": "M", "confidence": 1.0},
+ {"text": "a", "confidence": 1.0},
+ {"text": "r", "confidence": 1.0},
+ {"text": "c", "confidence": 1.0},
+ {"text": "e", "confidence": 1.0},
+ {"text": "l", "confidence": 1.0},
+ {"text": "l", "confidence": 1.0},
+ {"text": "e", "confidence": 1.0},
+ {"text": " ", "confidence": 1.0},
+ {"text": "â’·", "confidence": 1.0},
+ {"text": "9", "confidence": 1.0},
+ {"text": "3", "confidence": 1.0},
+ {"text": " ", "confidence": 1.0},
+ {"text": "â“", "confidence": 1.0},
+ {"text": "S", "confidence": 1.0},
+ {"text": " ", "confidence": 1.0},
+ {"text": "â“€", "confidence": 1.0},
+ {"text": "c", "confidence": 1.0},
+ {"text": "h", "confidence": 1.0},
+ {"text": " ", "confidence": 1.0},
+ {"text": "â“„", "confidence": 1.0},
+ {"text": "E", "confidence": 1.0},
+ {"text": " ", "confidence": 1.0},
+ {"text": "d", "confidence": 1.0},
+ {"text": "a", "confidence": 1.0},
+ {"text": "c", "confidence": 1.0},
+ {"text": "t", "confidence": 1.0},
+ {"text": "y", "confidence": 1.0},
+ {"text": "l", "confidence": 1.0},
+ {"text": "o", "confidence": 1.0},
+ {"text": " ", "confidence": 1.0},
+ {"text": "â“…", "confidence": 1.0},
+ {"text": "1", "confidence": 1.0},
+ {"text": "8", "confidence": 1.0},
+ {"text": "3", "confidence": 1.0},
+ {"text": "7", "confidence": 1.0},
+ {"text": "6", "confidence": 1.0},
+ ],
+ "word": [
+ {"text": "ⓈTemplié", "confidence": 0.98},
+ {"text": "â’»Marcelle", "confidence": 1.0},
+ {"text": "â’·93", "confidence": 1.0},
+ {"text": "â“S", "confidence": 1.0},
+ {"text": "â“€ch", "confidence": 1.0},
+ {"text": "â“„E", "confidence": 1.0},
+ {"text": "dactylo", "confidence": 1.0},
+ {"text": "â“…18376", "confidence": 1.0},
+ ],
+ "line": [
+ {
+ "text": "ⓈTemplié â’»Marcelle â’·93 â“S â“€ch â“„E dactylo â“…18376",
+ "confidence": 1.0,
+ }
+ ],
+ },
+ },
+ ),
+ (
+ "2c242f5c-e979-43c4-b6f2-a6d4815b651d",
+ False,
+ 1.0,
+ {"text": "Ⓢd â’»Charles â’·11 â“P â’¸C â“€F â“„d â“…14 31"},
+ ),
+ (
+ "ffdec445-7f14-4f5f-be44-68d0844d0df1",
+ False,
+ 1.0,
+ {"text": "ⓈNaudin â’»Marie â’·53 â“S â’¸v â“€Belle mère"},
+ ),
+ ),
+)
+def test_run_prediction(
+ image_name,
+ confidence_score,
+ temperature,
+ expected_prediction,
+ prediction_data_path,
+ tmp_path,
+):
+ run_prediction(
+ image=(prediction_data_path / "images" / image_name).with_suffix(".png"),
+ image_dir=None,
+ model=prediction_data_path / "popp_line_model.pt",
+ parameters=prediction_data_path / "parameters.yml",
+ charset=prediction_data_path / "charset.pkl",
+ output=tmp_path,
+ scale=1,
+ confidence_score=True if confidence_score else False,
+ confidence_score_levels=confidence_score if confidence_score else [],
+ attention_map=False,
+ attention_map_level=None,
+ attention_map_scale=0.5,
+ word_separators=[" ", "\n"],
+ line_separators=["\n"],
+ temperature=temperature,
+ image_max_width=None,
+ predict_objects=False,
+ threshold_method="otsu",
+ threshold_value=0,
+ image_extension=None,
+ gpu_device=None,
+ )
+
+ with (tmp_path / image_name).with_suffix(".json").open("r") as json_file:
+ prediction = json.load(json_file)
+
+ assert prediction == expected_prediction
--
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