130 lines
5.2 KiB
Python
130 lines
5.2 KiB
Python
import os
|
|
import re
|
|
import glob
|
|
import time
|
|
import shutil
|
|
import logging
|
|
import subprocess
|
|
import argparse
|
|
|
|
from basic import basic
|
|
from spreadsheet import spreadsheet
|
|
|
|
pno = re.compile(r'\d+')
|
|
|
|
|
|
def mkdir(directory):
|
|
if not os.path.isdir(directory):
|
|
os.makedirs(directory)
|
|
|
|
|
|
def filesort(filename):
|
|
filename = filename.split('/')[-1]
|
|
num = pno.findall(filename)
|
|
if len(num) == 2:
|
|
return (int(num[0]), int(num[1]))
|
|
else:
|
|
return (int(num[0]), 0)
|
|
|
|
start_time = time.time()
|
|
CAMELOT_DIR = '.camelot/'
|
|
mkdir(CAMELOT_DIR)
|
|
|
|
parser = argparse.ArgumentParser(
|
|
description='Parse tables from pdfs!', usage='python2 camelot.py [options] file')
|
|
parser.add_argument('-p', '--pages', nargs='+', action='store', dest='pages',
|
|
help='Specify the page numbers and/or page ranges to be parsed. Example: -p="1 3-5 9", -p="all" (default: 1)')
|
|
parser.add_argument('-f', '--format', nargs=1, action='store', dest='format',
|
|
help='Output format (csv/xlsx). Example: -f="xlsx" (default: csv)', default=["csv"])
|
|
parser.add_argument('-m', '--spreadsheet', action='store_true', dest='spreadsheet',
|
|
help='Extract tables with ruling lines. (default: False)')
|
|
parser.add_argument('-F', '--fill', action='store', dest='fill',
|
|
help='Fill the values in empty cells horizontally(h) and/or vertically(v). Example: -F="h", -F="v", -F="hv" (default: None)', default=None)
|
|
parser.add_argument('-s', '--scale', nargs='?', action='store', dest='scale',
|
|
help='Scaling factor. Large scaling factor leads to smaller lines being detected. (default: 15)', default=15, type=int)
|
|
parser.add_argument('-j', '--jtol', nargs='?', action='store',
|
|
dest='jtol', help='Tolerance to account for when comparing joint and line coordinates. (default: 2)', default=2, type=int)
|
|
parser.add_argument('-M', '--mtol', nargs='?', action='store',
|
|
dest='mtol', help='Tolerance to account for when merging lines which are very close. (default: 2)', default=2, type=int)
|
|
parser.add_argument('-i', '--invert', action='store_true', dest='invert',
|
|
help='Make sure lines are in foreground. (default: False)')
|
|
parser.add_argument('-d', '--debug', nargs=1, action='store', dest='debug',
|
|
help='Debug by visualizing contours, lines, joints, tables. Example: --debug="contours"')
|
|
parser.add_argument('-o', '--output', nargs=1, action='store', dest='output',
|
|
help='Specify output directory.')
|
|
parser.add_argument('file', nargs=1)
|
|
|
|
result = parser.parse_args()
|
|
|
|
if result.pages:
|
|
if result.pages == ['all']:
|
|
p = result.pages
|
|
else:
|
|
p = []
|
|
for r in result.pages[0].split(' '):
|
|
if '-' in r:
|
|
a, b = r.split('-')
|
|
a, b = int(a), int(b)
|
|
p.extend([str(i) for i in range(a, b + 1)])
|
|
else:
|
|
p.extend([str(r)])
|
|
else:
|
|
p = ['1']
|
|
p = sorted(set(p))
|
|
|
|
filename = result.file[0].split('/')[-1]
|
|
# pdf_dir = os.path.join(CAMELOT_DIR, os.urandom(16).encode('hex'))
|
|
pdf_dir = os.path.join(CAMELOT_DIR, filename.split('.')[0])
|
|
mkdir(pdf_dir)
|
|
logging.basicConfig(filename=os.path.join(pdf_dir, filename.split('.')[
|
|
0] + '.log'), filemode='w', level=logging.DEBUG)
|
|
|
|
shutil.copy(result.file[0], os.path.join(pdf_dir, filename))
|
|
print "separating pdf into pages"
|
|
print
|
|
if p == ['all']:
|
|
subprocess.call(['pdfseparate', os.path.join(
|
|
pdf_dir, filename), os.path.join(pdf_dir, 'pg-%d.pdf')])
|
|
else:
|
|
for page in p:
|
|
subprocess.call(['pdfseparate', '-f', page, '-l', page, os.path.join(
|
|
pdf_dir, filename), os.path.join(pdf_dir, 'pg-' + page + '.pdf')])
|
|
|
|
if result.spreadsheet:
|
|
print "using the spreadsheet method"
|
|
for g in sorted(glob.glob(os.path.join(pdf_dir, 'pg-*.pdf'))):
|
|
print "converting", g.split('/')[-1], "to image"
|
|
os.system(' '.join(['convert', '-density', '300',
|
|
g, '-depth', '8', g[:-4] + '.png']))
|
|
try:
|
|
spreadsheet(pdf_dir, g.split('/')[-1], result.fill, result.scale,
|
|
result.jtol, result.mtol, result.invert, result.debug)
|
|
except:
|
|
logging.error("Couldn't parse " + g.split('/')[-1])
|
|
print "Couldn't parse", g.split('/')[-1]
|
|
else:
|
|
print "using the basic method"
|
|
for g in sorted(glob.glob(os.path.join(pdf_dir, 'pg-*.pdf'))):
|
|
basic(pdf_dir, g.split('/')[-1])
|
|
|
|
if result.format == ['xlsx']:
|
|
import csv
|
|
from pyexcel_xlsx import save_data
|
|
from collections import OrderedDict
|
|
data = OrderedDict()
|
|
for c in sorted(glob.glob(os.path.join(pdf_dir, '*.csv')), key=filesort):
|
|
print "adding", c.split('/')[-1], "to excel file"
|
|
with open(c, 'r') as csvfile:
|
|
reader = csv.reader(csvfile)
|
|
data.update({c.split('/')[-1].split('.')
|
|
[0]: [row for row in reader]})
|
|
xlsxname = filename.split('.')[0] + '.xlsx'
|
|
xlsxpath = os.path.join(pdf_dir, xlsxname)
|
|
save_data(xlsxpath, data)
|
|
print
|
|
print "saved as", xlsxname
|
|
|
|
print "finished in", time.time() - start_time, "seconds"
|
|
logging.info("Time taken for " + filename + ": " +
|
|
str(time.time() - start_time) + " seconds")
|