r S MAS

from PIL import Image

import subprocess

def cleanFile(filePath, newFilePath):

image = Image.open(filePath)

#Set a threshold value for the image, and save

image = image.point(lambda x: 0 if x<143 else 255)

image.save(newFilePath)

#子进程调用tesseract Tesseract 最大的缺点是对渐变背景色的处理

subprocess.call(["tesseract", newFilePath, "test"])

#Open and read the resulting data file

outputFile = open("test.txt", 'r')

print(outputFile.read())

outputFile.close()

cleanFile("text.png", "text_clean.png")

This IS some text. wntten In Anal, that will be ,

Tesseracl Here are some symbols: IWM .

WEI‘ nrrd Peace

Len Nlkelayevldu Iolfluy

Readmg shmdd be ax

wlnvame asnossxble Wenfler

an mm m our cram: Llhvary

— Leo Tmsloy was a Russian rwovelwst

I and moval phflmopher med lur

A ms Ideas 01 nonviolenx reswslance m 5 We range 0, “and”

M.

known for ms genevosxly to the '°'”"“‘ ‘”' "*°’“‘* W‘"'

reading dwnmuie,—a|\

‘L °““"“‘ opnmizedfarreadabIh(y—so

readerscan tho the fnrmat

ms best knawn nuvckave “War and

Peace" (1869),w>v(h msmy regarded as an em ‘”“”L"‘5"‘°"‘ W‘ 599 ""19

vamer man a novel, and "Anna Kavemna" mm) “” '“""

Nxswark was admued m hiswne by Doxlayevxky,

Chxkoxa Turgenev, and Flauben and Water by Tm EaSyREad super

wgmiz wow and )ame§Joy<e Large 24 Eamon ‘S

"we: and Peace" 2 bnlhant prose epm by Tolstoy °'.“'m'Zed for readers

He pmsemsthe mm; M1892 axe mom msaae. "‘{"h ‘eVe'9‘Y "Ed“<9d

when m: Russwanswon agamsune Napo\zcn>c vlsxon

onshuqhtlhrmlghlhevadherenzr(owrme He

tamures the essenze af Ne wwlh an R5 mancnges,

hardsmps andmys The maepm poV\raya\ at

numemus thataclerx lrom an xpheves m We wands

u unparalleled reahsm Aime dassm‘

su+u27o3ro2ar1

||I||| H

cuvmumeu .21mna

import time

from urllib.request import urlretrieve

import subprocess

from selenium import webdriver

driver = webdriver.Firefox()

driver.get("http://www.amazon.com/War-Peace-Leo-Nikolayevich-Tolstoy/dp/1427030200")

time.sleep(2)

driver.find_element_by_id("img-canvas").click()

imageList = set()

time.sleep(10)

print(driver.find_element_by_id("sitbReaderRightPageTurner").get_attribute("style"))

while "pointer" in driver.find_element_by_id("sitbReaderRightPageTurner").get_attribute("style"):

#While we can click on the right arrow, move through the pages

driver.find_element_by_id("sitbReaderRightPageTurner").click()

time.sleep(2)

#Get any new pages that have loaded (multiple pages can load at once)

pages = driver.find_elements_by_xpath("//div[@class='pageImage']/div/img")

for page in pages:

image = page.get_attribute("src")

imageList.add(image)

driver.quit()

for image in sorted(imageList):

urlretrieve(image, "page.jpg")

p = subprocess.Popen(["tesseract", "page.jpg", "page"], stdout=subprocess.PIPE,stderr=subprocess.PIPE)

p.wait()

f = open("page.txt", "r")

print(f.read())