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Configure pylint in pyproject and delint

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This commit is contained in:
James R. Barlow
2022-06-12 00:30:44 -07:00
parent d640c2ded3
commit b17fb61389
33 changed files with 323 additions and 157 deletions
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src/ocrmypdf/_validation.py
+18 -17
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@@ -5,6 +5,7 @@
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
"""Validate a work order from API or command line."""
import locale
import logging
@@ -25,7 +26,7 @@ from ocrmypdf.exceptions import (
MissingDependencyError,
OutputFileAccessError,
)
from ocrmypdf.helpers import is_file_writable, monotonic, safe_symlink, samefile
from ocrmypdf.helpers import is_file_writable, monotonic, safe_symlink
from ocrmypdf.hocrtransform import HOCR_OK_LANGS
from ocrmypdf.subprocess import check_external_program
@@ -146,13 +147,13 @@ def check_options_preprocessing(options):
def _pages_from_ranges(ranges: str) -> Set[int]:
pages: List[int] = []
page_groups = ranges.replace(' ', '').split(',')
for g in page_groups:
if not g:
for group in page_groups:
if not group:
continue
try:
start, end = g.split('-')
start, end = group.split('-')
except ValueError:
pages.append(int(g) - 1)
pages.append(int(group) - 1)
else:
try:
new_pages = list(range(int(start) - 1, int(end)))
@@ -162,7 +163,7 @@ def _pages_from_ranges(ranges: str) -> Set[int]:
) from None
pages.extend(new_pages)
except ValueError:
raise BadArgsError(f"invalid page subrange '{g}'") from None
raise BadArgsError(f"invalid page subrange '{group}'") from None
if not pages:
raise BadArgsError(
@@ -237,13 +238,13 @@ def check_options_advanced(options):
def check_options_metadata(options):
docinfo = [options.title, options.author, options.keywords, options.subject]
for s in (m for m in docinfo if m):
for c in s:
if unicodedata.category(c) == 'Co' or ord(c) >= 0x10000:
for char in s:
if unicodedata.category(char) == 'Co' or ord(char) >= 0x10000:
hexchar = hex(ord(char))[2:].upper()
raise ValueError(
"One of the metadata strings contains "
"an unsupported Unicode character: '{}' (U+{})".format(
c, hex(ord(c))[2:].upper()
)
"an unsupported Unicode character: "
f"{char} (U+{hexchar})"
)
@@ -293,7 +294,7 @@ def create_input_file(options, work_folder: Path) -> Tuple[Path, str]:
target = work_folder / 'origin'
safe_symlink(options.input_file, target)
return target, os.fspath(options.input_file)
except FileNotFoundError:
except FileNotFoundError as e:
msg = f"File not found - {options.input_file}"
if Path('/.dockerenv').exists(): # pragma: no cover
msg += (
@@ -304,7 +305,7 @@ def create_input_file(options, work_folder: Path) -> Tuple[Path, str]:
"\n"
"\tdocker run -i --rm jbarlow83/ocrmypdf - - <input.pdf >output.pdf\n"
)
raise InputFileError(msg)
raise InputFileError(msg) from e
def check_requested_output_file(options):
@@ -324,7 +325,9 @@ def check_requested_output_file(options):
)
def report_output_file_size(options, input_file, output_file):
def report_output_file_size(
options, input_file, output_file, file_overhead=4000, page_overhead=3000
):
try:
output_size = Path(output_file).stat().st_size
input_size = Path(input_file).stat().st_size
@@ -333,9 +336,7 @@ def report_output_file_size(options, input_file, output_file):
with pikepdf.open(output_file) as p:
# Overhead constants obtained by estimating amount of data added by OCR
# PDF/A conversion, and possible XMP metadata addition, with compression
FILE_OVERHEAD = 4000
OCR_PER_PAGE_OVERHEAD = 3000
reasonable_overhead = FILE_OVERHEAD + OCR_PER_PAGE_OVERHEAD * len(p.pages)
reasonable_overhead = file_overhead + page_overhead * len(p.pages)
ratio = output_size / input_size
reasonable_ratio = output_size / (input_size + reasonable_overhead)
if reasonable_ratio < 1.35 or input_size < 25000: