keep py27 compatibility for the time being.

Revert this change when implement #1081

.github/PULL_REQUEST_TEMPLATE.md

@@ -7,4 +7,4 @@ Delete them if they are not appropriate for this pull request.
 - [ ] I have properly documented new or changed features in the documention or in the docstrings
 - [ ] I have properly documented unusual changes to the code in the comments around it
 - [ ] I have made note of any breaking/backwards incompatible changes
-- [ ] I formatted my code using `black -t py36` 
+- [ ] I formatted my code using `black` 

.github/workflows/ci.yml

@@ -11,4 +11,4 @@ jobs:
       - name: Black Code Formatter
         uses: lgeiger/black-action@v1.0.1    
         with:
-          args: "--check --target-version py36 $GITHUB_WORKSPACE"
+          args: "--check --target-version py27 $GITHUB_WORKSPACE"

CONTRIBUTING.md

@@ -7,7 +7,7 @@
 - If you introduce a new functionality or fix a subtle bug, document it in the docstring/code.
 - Moviepy's team adopted [black](https://github.com/psf/black) to autoformat the code. This is  enforced for any pull request. 
 
-> Tip: use `black -t py36 .` to autoformat your code, or set black as a plugin of your editor. 
+> Tip: use `black -t py27 .` to autoformat your code, or set black as a plugin of your editor. 
 
 
 ## Using Github

moviepy/audio/fx/all/__init__.py

@@ -12,4 +12,4 @@
 __all__ = [name for _, name, _ in pkgutil.iter_modules(fx.__path__) if name != "all"]
 
 for name in __all__:
-    exec("from ..%s import %s" % (name, name))
+    exec ("from ..%s import %s" % (name, name))

moviepy/config.py

@@ -95,7 +95,7 @@ def change_settings(new_settings=None, filename=None):
     gl = globals()
     if filename:
         with open(filename) as in_file:
-            exec(in_file)
+            exec (in_file)
         gl.update(locals())
     gl.update(new_settings)
     # Here you can add some code  to check that the new configuration

moviepy/editor.py

@@ -88,7 +88,7 @@
     "vfx.speedx",
 ]:
 
-    exec("VideoClip.%s = %s" % (method.split(".")[1], method))
+    exec ("VideoClip.%s = %s" % (method.split(".")[1], method))
 
 
 for method in [
@@ -99,7 +99,7 @@
     "afx.volumex",
 ]:
 
-    exec("AudioClip.%s = %s" % (method.split(".")[1], method))
+    exec ("AudioClip.%s = %s" % (method.split(".")[1], method))
 
 
 # adds easy ipython integration

moviepy/video/fx/all/__init__.py

@@ -13,4 +13,4 @@
 __all__ = [name for _, name, _ in pkgutil.iter_modules(fx.__path__) if name != "all"]
 
 for name in __all__:
-    exec("from ..%s import %s" % (name, name))
+    exec ("from ..%s import %s" % (name, name))

setup.py

@@ -65,7 +65,7 @@ def run_tests(self):
     cmdclass["build_docs"] = BuildDoc
 
 __version__ = None  # Explicitly set version to quieten static code checkers.
-exec(open("moviepy/version.py").read())  # loads __version__
+exec (open("moviepy/version.py").read())  # loads __version__
 
 # Define the requirements for specific execution needs.
 requires = [