diff --git a/.github/ISSUE_TEMPLATE/bug_report.md b/.github/ISSUE_TEMPLATE/bug_report.md
index eb083910..8977fbc4 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.md
+++ b/.github/ISSUE_TEMPLATE/bug_report.md
@@ -17,8 +17,8 @@ Tell us what happens instead.
 Not obligatory, but you can suggest a fix or reason for the bug.
 
 ## Steps to Reproduce
-This is not required, but it would be highly appreciated if you 
-provided a link to a live example, or an unambiguous set of steps to 
+This is not required, but it would be highly appreciated if you
+provided a link to a live example, or an unambiguous set of steps to
 reproduce this bug. Include code to reproduce, if relevant.
 
 
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 00000000..7e033056
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,17 @@
+# See https://pre-commit.com for more information
+repos:
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: v4.0.1
+  hooks:
+  - id: trailing-whitespace
+  - id: end-of-file-fixer
+  - id: check-yaml
+  - id: check-added-large-files
+  - id: mixed-line-ending
+
+- repo: https://github.com/psf/black
+  rev: 21.9b0
+  hooks:
+  - id: black
+    language_version: python3
+    entry: black --target-version=py36
diff --git a/docs/Makefile b/docs/Makefile
index a11fe278..8a7cc4db 100644
--- a/docs/Makefile
+++ b/docs/Makefile
@@ -17,4 +17,4 @@ help:
 # Catch-all target: route all unknown targets to Sphinx using the new
 # "make mode" option.  $(O) is meant as a shortcut for $(SPHINXOPTS).
 %: Makefile
-	@$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
\ No newline at end of file
+	@$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
diff --git a/docs/source/_static/styles.css b/docs/source/_static/styles.css
index 23ac1222..041aef11 100644
--- a/docs/source/_static/styles.css
+++ b/docs/source/_static/styles.css
@@ -10,7 +10,7 @@ pre {
 }
 
 .doc-title h1 {
-    text-align: center; 
+    text-align: center;
     padding: 2rem !important;
 }
 
diff --git a/runtests b/runtests
index c71a783f..c33f67c1 100755
--- a/runtests
+++ b/runtests
@@ -20,7 +20,7 @@ if __name__ == "__main__":
             'tests.attributes',
             'tests.misc_models',
             'tests.set_and_get',
-            'tests.forms'
+            'tests.forms',
         ]
     else:
         tests = ['tests.{}'.format(arg) for arg in sys.argv[1:]]