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catch long string path exists fail #58

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merged 1 commit into from
Dec 21, 2020
Merged

catch long string path exists fail #58

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8 changes: 7 additions & 1 deletion src/ome_types/schema.py
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Original file line number Diff line number Diff line change
Expand Up @@ -262,7 +262,13 @@ def to_dict( # type: ignore
if tree is None:
from io import StringIO

_xml = xml if os.path.exists(xml) else StringIO(xml)
# determine if we're dealing with a raw XML string or a filepath
# very long XML strings will raise ValueError on Windows.
try:
_xml = xml if os.path.exists(xml) else StringIO(xml)
except ValueError:
_xml = StringIO(xml)

tree = ElementTree.parse(_xml) # type: ignore
aid = annotation["id"]
elt = tree.find(f".//{NS_OME}XMLAnnotation[@ID='{aid}']/{NS_OME}Value")
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