Scheduled monthly dependency update for September

dev-requirements.txt

@@ -1,31 +1,31 @@
 argh~=0.26.2
-atomicwrites~=1.3.0
-attrs~=19.1.0
-certifi~=2019.3.9
-chardet~=3.0.4
+atomicwrites==1.4.0
+attrs==21.2.0
+certifi==2021.5.30
+chardet==4.0.0
 codacy-coverage~=1.3.11
 codeclimate-test-reporter~=0.2.3
 colorama~=0.4.1
-colored~=1.3.93
-coverage~=4.5.3
+colored==1.4.2
+coverage==5.5
 docopt~=0.6.2
-idna~=2.8
-more-itertools~=7.0.0
+idna==3.2
+more-itertools==8.8.0
 pathlib~=1.0.1
 pathtools~=0.1.2
-pip~=19.0.3
+pip==21.2.4
 pluggy>=0.9.0
-py~=1.8.0
-pycodestyle~=2.5.0
-pytest~=4.4.0
-pytest-cov~=2.6.1
+py==1.10.0
+pycodestyle==2.7.0
+pytest==6.2.5
+pytest-cov==2.12.1
 pytest-watch~=4.2.0
 pyyaml>=4.2b1
-requests~=2.21.0
-setuptools~=40.8.0
-six~=1.12.0
-urllib3~=1.24.1
-watchdog~=0.9.0
-wheel~=0.33.1
+requests==2.26.0
+setuptools==57.4.0
+six==1.16.0
+urllib3==1.26.6
+watchdog==2.1.5
+wheel==0.37.0
 
-twine~=1.13.0
+twine==3.4.2