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Fix #1968767 [JSONDecode Error when turning pages with space bar in the E-Book Viewer](https://bugs.launchpad.net/calibre/+bug/1968767)

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Kovid Goyal 2022-04-13 07:32:15 +05:30
parent 28c9006729
commit 572c34b821
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 6 additions and 2 deletions
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8
src/calibre/gui2/viewer/config.py
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@ -38,13 +38,17 @@ def reading_rates_path():
def save_reading_rates(key, rates): def save_reading_rates(key, rates):
path = reading_rates_path() path = reading_rates_path()
existing = {}
try: try:
with open(path, 'rb') as f: with open(path, 'rb') as f:
raw = f.read() raw = f.read()
except OSError: except OSError:
existing = {} pass
else: else:
existing = json.loads(raw) try:
existing = json.loads(raw)
except Exception:
pass
existing.pop(key, None) existing.pop(key, None)
existing[key] = rates existing[key] = rates
while len(existing) > 50: while len(existing) > 50: