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1 change: 1 addition & 0 deletions puremagic/magic_data.json
Original file line number Diff line number Diff line change
Expand Up @@ -733,6 +733,7 @@
["437265617469766520566f6963652046696c651a", 0, ".voc", "audio/x-voc", "Creative Voice File"],
["595556344d504547",0, ".y4m", "video/x-yuv4mpeg", "YUV4MPEG2 video file"],
["3c68746d6c", 0, ".html", "text/html", "HTML File"],
["3c48544d4c", 0, ".html", "text/html", "HTML File"],
["424c5545", 0, ".bvr", "", "Blue Iris Video File"],
["2d2d2d2d2d424547494e20504b4353372d2d2d2d2d", 0, ".p7b", "", "PKCS 7 Certificate File" ],
["7b22", 0, ".json", "application/json", "JSON File"],
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3 changes: 2 additions & 1 deletion puremagic/scanners/text_scanner.py
Original file line number Diff line number Diff line change
Expand Up @@ -90,7 +90,8 @@ def csv_check(file_path, text) -> Match | None:
# Try using csv module's Sniffer as a fallback
csv_sniffer_result = None
try:
dialect = csv.Sniffer().sniff(text, delimiters="".join(potential_delimiters))
sample = "\n".join(lines[:50])[:8192]
dialect = csv.Sniffer().sniff(sample, delimiters="".join(potential_delimiters))
csv_sniffer_result = dialect.delimiter
except Exception:
pass
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