Injecting configuration and compiling...
[1G [1G-----> Python app detected
[1G-----> Installing python-3.6.2
[1G-----> Installing pip
[1G-----> Installing requirements with pip
[1G Collecting beautifulsoup4
[1G Downloading beautifulsoup4-4.8.2-py3-none-any.whl (106 kB)
[1G Collecting requests
[1G Downloading requests-2.23.0-py2.py3-none-any.whl (58 kB)
[1G Collecting dateparser
[1G Downloading dateparser-0.7.4-py2.py3-none-any.whl (353 kB)
[1G Collecting soupsieve>=1.2
[1G Downloading soupsieve-2.0-py2.py3-none-any.whl (32 kB)
[1G Collecting idna<3,>=2.5
[1G Downloading idna-2.9-py2.py3-none-any.whl (58 kB)
[1G Collecting certifi>=2017.4.17
[1G Downloading certifi-2019.11.28-py2.py3-none-any.whl (156 kB)
[1G Collecting urllib3!=1.25.0,!=1.25.1,<1.26,>=1.21.1
[1G Downloading urllib3-1.25.8-py2.py3-none-any.whl (125 kB)
[1G Collecting chardet<4,>=3.0.2
[1G Downloading chardet-3.0.4-py2.py3-none-any.whl (133 kB)
[1G Collecting pytz
[1G Downloading pytz-2019.3-py2.py3-none-any.whl (509 kB)
[1G Collecting tzlocal
[1G Downloading tzlocal-2.0.0-py2.py3-none-any.whl (15 kB)
[1G Collecting python-dateutil
[1G Downloading python_dateutil-2.8.1-py2.py3-none-any.whl (227 kB)
[1G Collecting regex!=2019.02.19
[1G Downloading regex-2020.2.20-cp36-cp36m-manylinux2010_x86_64.whl (690 kB)
[1G Collecting six>=1.5
[1G Downloading six-1.14.0-py2.py3-none-any.whl (10 kB)
[1G Installing collected packages: soupsieve, beautifulsoup4, idna, certifi, urllib3, chardet, requests, pytz, tzlocal, six, python-dateutil, regex, dateparser
[1G Successfully installed beautifulsoup4-4.8.2 certifi-2019.11.28 chardet-3.0.4 dateparser-0.7.4 idna-2.9 python-dateutil-2.8.1 pytz-2019.3 regex-2020.2.20 requests-2.23.0 six-1.14.0 soupsieve-2.0 tzlocal-2.0.0 urllib3-1.25.8
[1G
[1G [1G-----> Discovering process types
[1G Procfile declares types -> scraper
Injecting scraper and running...
Traceback (most recent call last):
File "scraper.py", line 163, in <module>
prev_url = urljoin(start_url, prev_dates_link[0]['href'])
IndexError: list index out of range