fix test break because couchdb failing to start

.travis.yml

@@ -2,7 +2,6 @@ sudo: required
 language: python
 cache: pip
 python:
-  - 3.4
   - 3.5
   - 3.6
   - 3.7
@@ -13,8 +12,9 @@ services:
     - rabbitmq
     - redis-server
     - mysql
-    #- elasticsearch
+    # - elasticsearch
     - postgresql
+    - couchdb
 addons:
   postgresql: "9.4"
   apt:
@@ -22,18 +22,12 @@ addons:
     - rabbitmq-server
 
 before_install:
-    - echo "deb https://apache.bintray.com/couchdb-deb xenial main" | sudo tee -a /etc/apt/sources.list
-    - curl -L https://couchdb.apache.org/repo/bintray-pubkey.asc | sudo apt-key add -
     - sudo apt-get update -qq
-    - sudo apt-get install -y couchdb
-    - sudo systemctl start couchdb
     - curl -O https://download.elastic.co/elasticsearch/release/org/elasticsearch/distribution/deb/elasticsearch/2.4.0/elasticsearch-2.4.0.deb && sudo dpkg -i --force-confnew elasticsearch-2.4.0.deb && sudo service elasticsearch restart
     - npm install express puppeteer
     - sudo docker pull scrapinghub/splash
     - sudo docker run -d --net=host scrapinghub/splash
 before_script:
-    - curl -X PUT http://127.0.0.1:5984/_users
-    - curl -X PUT http://127.0.0.1:5984/_replicator
     - psql -c "CREATE DATABASE pyspider_test_taskdb ENCODING 'UTF8' TEMPLATE=template0;" -U postgres
     - psql -c "CREATE DATABASE pyspider_test_projectdb ENCODING 'UTF8' TEMPLATE=template0;" -U postgres
     - psql -c "CREATE DATABASE pyspider_test_resultdb ENCODING 'UTF8' TEMPLATE=template0;" -U postgres

pyspider/libs/utils.py

@@ -432,9 +432,9 @@ def python_console(namespace=None):
 
 
 def check_port_open(port, addr='127.0.0.1'):
-    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
-    result = sock.connect_ex((addr, port))
-    if result == 0:
-        return True
-    else:
-        return False
+    with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as sock:
+        result = sock.connect_ex((addr, port))
+        if result == 0:
+            return True
+        else:
+            return False

setup.py

@@ -72,9 +72,6 @@ setup(
 
     classifiers=[
         'Development Status :: 4 - Beta',
-        'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.3',
-        'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
@@ -100,7 +97,8 @@ setup(
         'all': extras_require_all,
         'test': [
             'coverage',
-            'httpbin<=0.5.0',
+            'Werkzeug==0.16.1',
+            'httpbin==0.7.0',
             'pyproxy==0.1.6',
             'easywebdav==1.2.0',
         ]

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py26,py27,py33,py34,py35
+envlist = py35,py36,py37,py38
 [testenv]
 install_command = 
     pip install --allow-all-external 'https://dev.mysql.com/get/Downloads/Connector-Python/mysql-connector-python-2.1.5.zip#md5=ce4a24cb1746c1c8f6189a97087f21c1'  {opts} -e .[all,test] {packages}