def get_updated_links(queue_files, completed_files):
queue_set = set()
competed_set = set()
for files in queue_files:
count = 1
for url in file_to_set(files):
if DataCollectors_Configuration.PRODUCT_INFO_FLAG == CONSTANTS.PRODUCT_FlAG:
# load only sample urls mentioned in DataCollectors_Configuration file
if count <= DataCollectors_Configuration.NO_OF_PRODUCT_INFO_TO_COLLECT:
queue_set.add(url)
count = count + 1
else:
break
else:
queue_set.add(url)
for files in completed_files:
count = 1
for url in file_to_set(files):
if DataCollectors_Configuration.PRODUCT_INFO_FLAG == CONSTANTS.PRODUCT_FlAG:
# load only sample urls mentioned in DataCollectors_Configuration file
if count <= DataCollectors_Configuration.NO_OF_PRODUCT_INFO_TO_COLLECT:
competed_set.add(url)
count = count + 1
else:
break
else:
competed_set.add(url)
final_set = queue_set - competed_set
return final_set
def get_product_urls(hierarchy_url):
"""
:param hierarchy_url: string in this format 'hierarchy|page_url"
:return: None
:working : requsts the url and then find last page and call's traverse_page function
"""
name_list = hierarchy_url.split('|')
hierarchy_name = '|'.join(name_list[0:-1])
page_url = name_list[-1]
urls_list = []
completed_path = '{}{}{}{}{}{}{}'.format(DataCollectors_Configuration.ROOT_FOLDER, DataCollectors_Configuration.PATH_STYLE, DataCollectors_Configuration.AMAZON_CANADA_PROJECT_NAME,
DataCollectors_Configuration.PATH_STYLE, hierarchy_name.replace('|', DataCollectors_Configuration.PATH_STYLE),
DataCollectors_Configuration.PATH_STYLE, COMPLETED_PAGE)
completed_set = file_to_set(completed_path)
if in_completed_urls(page_url, completed_set):
pass
else:
response = get_content(page_url)
if response:
product_url_tags = response.findAll('a', {
'class': 'a-link-normal s-access-detail-page s-color-twister-title-link a-text-normal'})
if len(product_url_tags) != 0:
for product_url_tag in product_url_tags:
product_url = url_format(product_url_tag['href'])
line = '{}|{}'.format(hierarchy_name, product_url)
urls_list.append(line)
update_files(hierarchy_name, urls_list, page_url, PRODUCTS_INFO_FILE, COMPLETED_PAGE)
last_page = find_last_page(response)
traverse_pages(hierarchy_name, page_url, last_page, completed_set)
def start_url_collection(folder_name):
"""
:param folder_name: category_folder name
:return: None
"""
path = '{}{}{}{}{}'.format(DataCollectors_Configuration.ROOT_FOLDER, DataCollectors_Configuration.PATH_STYLE, DataCollectors_Configuration.AMAZON_CANADA_PROJECT_NAME, DataCollectors_Configuration.PATH_STYLE,
folder_name)
all_files = get_all_files(path, DataCollectors_Configuration.PATTERN_1)
for files in all_files:
if os.path.exists(files):
for url in file_to_set(files):
urls_queue.put(url)
urls_queue.join()
