Use debug f-strings for feature detection (#3215)

[etc/vim.git] / src / blackd / __init__.py

diff --git a/src/blackd/__init__.py b/src/blackd/__init__.py
index cc966404a743a37bd2059c89732e7ad9d3b8b384..a6de79fbeaa4c98300a78442077255d77ba882f0 100644 (file)
--- a/src/blackd/__init__.py
+++ b/src/blackd/__init__.py
@@ -8,6 +8,7 @@ from typing import Set, Tuple
 
 try:
     from aiohttp import web
 
 try:
     from aiohttp import web

+

     from .middlewares import cors
 except ImportError as ie:
     raise ImportError(
     from .middlewares import cors
 except ImportError as ie:
     raise ImportError(


@@ -16,11 +17,11 @@ except ImportError as ie:
         + "to obtain aiohttp_cors: `pip install black[d]`"
     ) from None
 
         + "to obtain aiohttp_cors: `pip install black[d]`"
     ) from None
 

-import black
-from black.concurrency import maybe_install_uvloop

 import click
 
 import click
 

+import black

 from _black_version import version as __version__
 from _black_version import version as __version__

+from black.concurrency import maybe_install_uvloop

 
 # This is used internally by tests to shut down the server prematurely
 _stop_signal = asyncio.Event()
 
 # This is used internally by tests to shut down the server prematurely
 _stop_signal = asyncio.Event()


@@ -174,10 +175,8 @@ def parse_python_variant_header(value: str) -> Tuple[bool, Set[black.TargetVersi
                     raise InvalidVariantHeader("major version must be 2 or 3")
                 if len(rest) > 0:
                     minor = int(rest[0])
                     raise InvalidVariantHeader("major version must be 2 or 3")
                 if len(rest) > 0:
                     minor = int(rest[0])

-                    if major == 2 and minor != 7:
-                        raise InvalidVariantHeader(
-                            "minor version must be 7 for Python 2"
-                        )
+                    if major == 2:
+                        raise InvalidVariantHeader("Python 2 is not supported")

                 else:
                     # Default to lowest supported minor version.
                     minor = 7 if major == 2 else 3
                 else:
                     # Default to lowest supported minor version.
                     minor = 7 if major == 2 else 3