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Added type hints to FitsImagePlugin #7714

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merged 1 commit into from
Jan 14, 2024
Merged

Added type hints to FitsImagePlugin #7714

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8 changes: 5 additions & 3 deletions src/PIL/FitsImagePlugin.py
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Original file line number Diff line number Diff line change
Expand Up @@ -15,16 +15,18 @@
from . import Image, ImageFile


def _accept(prefix):
def _accept(prefix: bytes) -> bool:
return prefix[:6] == b"SIMPLE"


class FitsImageFile(ImageFile.ImageFile):
format = "FITS"
format_description = "FITS"

def _open(self):
headers = {}
def _open(self) -> None:
assert self.fp is not None

headers: dict[bytes, bytes] = {}
while True:
header = self.fp.read(80)
if not header:
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2 changes: 1 addition & 1 deletion src/PIL/Image.py
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Expand Up @@ -3484,7 +3484,7 @@ def register_extension(id, extension) -> None:
EXTENSION[extension.lower()] = id.upper()


def register_extensions(id, extensions):
def register_extensions(id, extensions) -> None:
"""
Registers image extensions. This function should not be
used in application code.
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