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nixpkgs/pkgs/development/python-modules/pyocr/paths.patch
Symphorien Gibol bcb40a5f04 pythonPackages.pyocr: 0.5.3 -> 0.7.2
2020-03-10 12:00:00 +00:00

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diff --git a/src/pyocr/cuneiform.py b/src/pyocr/cuneiform.py
index 2e5b717..35647e2 100644
--- a/src/pyocr/cuneiform.py
+++ b/src/pyocr/cuneiform.py
@@ -25,13 +25,9 @@ from . import builders
from .error import CuneiformError
-# CHANGE THIS IF CUNEIFORM IS NOT IN YOUR PATH, OR IS NAMED DIFFERENTLY
-CUNEIFORM_CMD = 'cuneiform'
+CUNEIFORM_CMD = '@cuneiform@/bin/cuneiform'
-CUNEIFORM_DATA_POSSIBLE_PATHS = [
- "/usr/local/share/cuneiform",
- "/usr/share/cuneiform",
-]
+CUNEIFORM_DATA_POSSIBLE_PATHS = ['@cuneiform@/share/cuneiform']
LANGUAGES_LINE_PREFIX = "Supported languages: "
LANGUAGES_SPLIT_RE = re.compile("[^a-z]")
diff --git a/src/pyocr/libtesseract/tesseract_raw.py b/src/pyocr/libtesseract/tesseract_raw.py
index a068e73..9ebea5c 100644
--- a/src/pyocr/libtesseract/tesseract_raw.py
+++ b/src/pyocr/libtesseract/tesseract_raw.py
@@ -2,7 +2,6 @@ import ctypes
import locale
import logging
import os
-import sys
from ..error import TesseractError
@@ -10,48 +9,16 @@ from ..error import TesseractError
logger = logging.getLogger(__name__)
TESSDATA_PREFIX = os.getenv('TESSDATA_PREFIX', None)
-libnames = []
+if TESSDATA_PREFIX is None:
+ TESSDATA_PREFIX = '@tesseract@/share/tessdata'
+ os.environ['TESSDATA_PREFIX'] = TESSDATA_PREFIX
+
+
# 70 is the minimum credible dpi for tesseract and force it to compute an
# estimate of the image dpi
DPI_DEFAULT = 70
-
-if getattr(sys, 'frozen', False): # pragma: no cover
- # Pyinstaller integration
- libnames += [os.path.join(sys._MEIPASS, "libtesseract-4.dll")]
- libnames += [os.path.join(sys._MEIPASS, "libtesseract-3.dll")]
- tessdata = os.path.join(sys._MEIPASS, "data")
- if not os.path.exists(os.path.join(tessdata, "tessdata")):
- logger.warning(
- "Running from container, but no tessdata ({}) found !".format(
- tessdata
- )
- )
- else:
- TESSDATA_PREFIX = tessdata
-
-
-if sys.platform[:3] == "win": # pragma: no cover
- libnames += [
- # Jflesch> Don't they have the equivalent of LD_LIBRARY_PATH on
- # Windows ?
- "../vs2010/DLL_Release/libtesseract302.dll",
- # prefer the most recent first
- "libtesseract305.dll",
- "libtesseract304.dll",
- "libtesseract303.dll",
- "libtesseract302.dll",
- "libtesseract400.dll", # Tesseract 4 is still in alpha stage
- "libtesseract.dll",
- "C:\\Program Files (x86)\\Tesseract-OCR\\libtesseract-4.dll",
- "C:\\Program Files (x86)\\Tesseract-OCR\\libtesseract-3.dll",
- ]
-else:
- libnames += [
- "libtesseract.so.4",
- "libtesseract.so.3",
- ]
-
+libnames = [ "@tesseract@/lib/libtesseract.so" ]
g_libtesseract = None
@@ -364,12 +331,12 @@ def init(lang=None):
try:
if lang:
lang = lang.encode("utf-8")
- prefix = None
- if TESSDATA_PREFIX: # pragma: no cover
- prefix = TESSDATA_PREFIX.encode("utf-8")
+
+ prefix = TESSDATA_PREFIX
+
g_libtesseract.TessBaseAPIInit3(
ctypes.c_void_p(handle),
- ctypes.c_char_p(prefix),
+ ctypes.c_char_p(prefix.encode('utf-8')),
ctypes.c_char_p(lang)
)
g_libtesseract.TessBaseAPISetVariable(
diff --git a/src/pyocr/tesseract.py b/src/pyocr/tesseract.py
index 7c30852..44e8446 100644
--- a/src/pyocr/tesseract.py
+++ b/src/pyocr/tesseract.py
@@ -28,8 +28,7 @@ from .builders import DigitBuilder # backward compatibility
from .error import TesseractError # backward compatibility
from .util import digits_only
-# CHANGE THIS IF TESSERACT IS NOT IN YOUR PATH, OR IS NAMED DIFFERENTLY
-TESSERACT_CMD = 'tesseract.exe' if os.name == 'nt' else 'tesseract'
+TESSERACT_CMD = '@tesseract@/bin/tesseract'
TESSDATA_EXTENSION = ".traineddata"
diff --git a/tests/tests_cuneiform.py b/tests/tests_cuneiform.py
index 45b7f6a..95f55c6 100644
--- a/tests/tests_cuneiform.py
+++ b/tests/tests_cuneiform.py
@@ -21,7 +21,7 @@ class TestCuneiform(BaseTest):
# XXX is it useful?
which.return_value = True
self.assertTrue(cuneiform.is_available())
- which.assert_called_once_with("cuneiform")
+ which.assert_called_once_with("@cuneiform@/bin/cuneiform")
@patch("subprocess.Popen")
def test_version(self, popen):
@@ -54,7 +54,7 @@ class TestCuneiform(BaseTest):
self.assertIn("eng", langs)
self.assertIn("fra", langs)
popen.assert_called_once_with(
- ["cuneiform", "-l"],
+ ["@cuneiform@/bin/cuneiform", "-l"],
stdout=subprocess.PIPE, stderr=subprocess.STDOUT
)
@@ -109,7 +109,7 @@ class TestCuneiformTxt(BaseTest):
output = cuneiform.image_to_string(self.image)
self.assertEqual(output, self._get_file_content("text").strip())
popen.assert_called_once_with(
- ["cuneiform", "-f", "text", "-o", self.tmp_filename, "-"],
+ ["@cuneiform@/bin/cuneiform", "-f", "text", "-o", self.tmp_filename, "-"],
stdin=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT
)
@@ -125,7 +125,7 @@ class TestCuneiformTxt(BaseTest):
builder=self.builder)
self.assertEqual(output, self._get_file_content("text").strip())
popen.assert_called_once_with(
- ["cuneiform", "-l", "fra", "-f", "text", "-o", self.tmp_filename,
+ ["@cuneiform@/bin/cuneiform", "-l", "fra", "-f", "text", "-o", self.tmp_filename,
"-"],
stdin=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT
@@ -142,7 +142,7 @@ class TestCuneiformTxt(BaseTest):
builder=self.builder)
self.assertEqual(output, self._get_file_content("text").strip())
popen.assert_called_once_with(
- ["cuneiform", "-f", "text", "-o", self.tmp_filename, "-"],
+ ["@cuneiform@/bin/cuneiform", "-f", "text", "-o", self.tmp_filename, "-"],
stdin=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT
)
@@ -173,7 +173,7 @@ class TestCuneiformTxt(BaseTest):
output = cuneiform.image_to_string(image, builder=self.builder)
self.assertEqual(output, self._get_file_content("text").strip())
popen.assert_called_once_with(
- ["cuneiform", "-f", "text", "-o", self.tmp_filename, "-"],
+ ["@cuneiform@/bin/cuneiform", "-f", "text", "-o", self.tmp_filename, "-"],
stdin=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT
)
@@ -227,7 +227,7 @@ class TestCuneiformWordBox(BaseTest):
output = cuneiform.image_to_string(self.image,
builder=self.builder)
popen.assert_called_once_with(
- ["cuneiform", "-f", "hocr", "-o", self.tmp_filename, "-"],
+ ["@cuneiform@/bin/cuneiform", "-f", "hocr", "-o", self.tmp_filename, "-"],
stdin=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT
)
@@ -280,7 +280,7 @@ class TestCuneiformLineBox(BaseTest):
output = cuneiform.image_to_string(self.image,
builder=self.builder)
popen.assert_called_once_with(
- ["cuneiform", "-f", "hocr", "-o", self.tmp_filename, "-"],
+ ["@cuneiform@/bin/cuneiform", "-f", "hocr", "-o", self.tmp_filename, "-"],
stdin=subprocess.PIPE, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT
)
diff --git a/tests/tests_libtesseract.py b/tests/tests_libtesseract.py
index ad7fdc9..57e7a60 100644
--- a/tests/tests_libtesseract.py
+++ b/tests/tests_libtesseract.py
@@ -165,7 +165,8 @@ class TestLibTesseractRaw(BaseTest):
args = libtess.TessBaseAPIInit3.call_args[0]
self.assertEqual(len(args), 3)
self.assertEqual(args[0].value, self.handle)
- self.assertEqual(args[1].value, None)
+ # we hardcode tesseract data, so we don't get None
+ #self.assertEqual(args[1].value, None)
self.assertEqual(args[2].value, lang.encode() if lang else None)
self.assertEqual(
@@ -201,7 +202,8 @@ class TestLibTesseractRaw(BaseTest):
args = libtess.TessBaseAPIInit3.call_args[0]
self.assertEqual(len(args), 3)
self.assertEqual(args[0].value, self.handle)
- self.assertEqual(args[1].value, None)
+ # we hardcode tesseract data, so we don't get None
+ #self.assertEqual(args[1].value, None)
self.assertEqual(args[2].value, lang.encode() if lang else None)
self.assertEqual(
diff --git a/tests/tests_tesseract.py b/tests/tests_tesseract.py
index 1a55567..a24d96f 100644
--- a/tests/tests_tesseract.py
+++ b/tests/tests_tesseract.py
@@ -36,7 +36,7 @@ class TestTesseract(BaseTest):
def test_available(self, which):
which.return_value = True
self.assertTrue(tesseract.is_available())
- which.assert_called_once_with("tesseract")
+ which.assert_called_once_with("@tesseract@/bin/tesseract")
@patch("subprocess.Popen")
def test_version_error(self, popen):
@@ -156,7 +156,7 @@ class TestTesseract(BaseTest):
for lang in ("eng", "fra", "jpn", "osd"):
self.assertIn(lang, langs)
popen.assert_called_once_with(
- ["tesseract", "--list-langs"],
+ ["@tesseract@/bin/tesseract", "--list-langs"],
startupinfo=None, creationflags=0,
stdout=subprocess.PIPE, stderr=subprocess.STDOUT
)
@@ -171,7 +171,7 @@ class TestTesseract(BaseTest):
self.assertEqual(te.exception.status, 1)
self.assertEqual("unable to get languages", te.exception.message)
popen.assert_called_once_with(
- ["tesseract", "--list-langs"],
+ ["@tesseract@/bin/tesseract", "--list-langs"],
startupinfo=None, creationflags=0,
stdout=subprocess.PIPE, stderr=subprocess.STDOUT
)
@@ -248,7 +248,7 @@ class TestTesseract(BaseTest):
self.assertEqual(status, 0)
self.assertEqual(error, message)
popen.assert_called_once_with(
- ["tesseract", "input.bmp", "output"],
+ ["@tesseract@/bin/tesseract", "input.bmp", "output"],
cwd=tmpdir,
startupinfo=None,
creationflags=0,
@@ -271,7 +271,7 @@ class TestTesseract(BaseTest):
self.assertEqual(status, 0)
self.assertEqual(error, message)
popen.assert_called_with(
- ["tesseract", "input2.bmp", "output2", "-l", "fra", "--psm", "3"],
+ ["@tesseract@/bin/tesseract", "input2.bmp", "output2", "-l", "fra", "--psm", "3"],
cwd=tmpdir,
startupinfo=None,
creationflags=0,
@@ -302,7 +302,7 @@ class TestTesseract(BaseTest):
self.assertEqual(result["angle"], 90)
self.assertEqual(result["confidence"], 9.30)
popen.assert_called_once_with(
- ["tesseract", "input.bmp", "stdout", "--psm", "0"],
+ ["@tesseract@/bin/tesseract", "input.bmp", "stdout", "--psm", "0"],
stdin=subprocess.PIPE,
shell=False,
startupinfo=None,
@@ -338,7 +338,7 @@ class TestTesseract(BaseTest):
self.assertEqual(result["angle"], 90)
self.assertEqual(result["confidence"], 9.30)
popen.assert_called_once_with(
- ["tesseract", "input.bmp", "stdout", "--psm", "0"],
+ ["@tesseract@/bin/tesseract", "input.bmp", "stdout", "--psm", "0"],
stdin=subprocess.PIPE,
shell=False,
startupinfo=None,
@@ -371,7 +371,7 @@ class TestTesseract(BaseTest):
self.assertEqual(result["angle"], 90)
self.assertEqual(result["confidence"], 9.30)
popen.assert_called_once_with(
- ["tesseract", "input.bmp", "stdout",
+ ["@tesseract@/bin/tesseract", "input.bmp", "stdout",
"--psm", "0", "-l", "osd"],
stdin=subprocess.PIPE,
shell=False,
@@ -399,7 +399,7 @@ class TestTesseract(BaseTest):
with self.assertRaises(tesseract.TesseractError) as te:
tesseract.detect_orientation(self.image)
popen.assert_called_once_with(
- ["tesseract", "input.bmp", "stdout", "--psm", "0"],
+ ["@tesseract@/bin/tesseract", "input.bmp", "stdout", "--psm", "0"],
stdin=subprocess.PIPE,
shell=False,
startupinfo=None,
@@ -433,7 +433,7 @@ class TestTesseract(BaseTest):
with self.assertRaises(tesseract.TesseractError) as te:
tesseract.detect_orientation(self.image)
popen.assert_called_once_with(
- ["tesseract", "input.bmp", "stdout", "--psm", "0"],
+ ["@tesseract@/bin/tesseract", "input.bmp", "stdout", "--psm", "0"],
stdin=subprocess.PIPE,
shell=False,
startupinfo=None,
@@ -467,7 +467,7 @@ class TestTesseract(BaseTest):
self.assertEqual(result["angle"], 90)
self.assertEqual(result["confidence"], 9.30)
popen.assert_called_once_with(
- ["tesseract", "input.bmp", "stdout", "-psm", "0"],
+ ["@tesseract@/bin/tesseract", "input.bmp", "stdout", "-psm", "0"],
stdin=subprocess.PIPE,
shell=False,
startupinfo=None,
@@ -500,7 +500,7 @@ class TestTesseract(BaseTest):
self.assertEqual(result["angle"], 90)
self.assertEqual(result["confidence"], 9.30)
popen.assert_called_once_with(
- ["tesseract", "input.bmp", "stdout", "-psm", "0", "-l", "fra"],
+ ["@tesseract@/bin/tesseract", "input.bmp", "stdout", "-psm", "0", "-l", "fra"],
stdin=subprocess.PIPE,
shell=False,
startupinfo=None,
@@ -527,7 +527,7 @@ class TestTesseract(BaseTest):
with self.assertRaises(tesseract.TesseractError) as te:
tesseract.detect_orientation(self.image)
popen.assert_called_once_with(
- ["tesseract", "input.bmp", "stdout", "-psm", "0"],
+ ["@tesseract@/bin/tesseract", "input.bmp", "stdout", "-psm", "0"],
stdin=subprocess.PIPE,
shell=False,
startupinfo=None,
@@ -561,7 +561,7 @@ class TestTesseract(BaseTest):
with self.assertRaises(tesseract.TesseractError) as te:
tesseract.detect_orientation(self.image)
popen.assert_called_once_with(
- ["tesseract", "input.bmp", "stdout", "-psm", "0"],
+ ["@tesseract@/bin/tesseract", "input.bmp", "stdout", "-psm", "0"],
stdin=subprocess.PIPE,
shell=False,
startupinfo=None,
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