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Fixing issue where we see dictionary attributes change during iteration #455

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Feb 26, 2020
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Fixing issue where we see dictionary attributes change during iteration #455

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5 changes: 3 additions & 2 deletions src/canmatrix/formats/dbc.py
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Original file line number Diff line number Diff line change
Expand Up @@ -915,8 +915,9 @@ def add_frame_by_id(new_frame): # type: (canmatrix.Frame) -> None
print("error with line no: %d" % i)
print(line)
# Backtracking

for env_var_name, env_var in db.env_vars.items():
env_var_names = list(db.env_vars.keys())
for env_var_name in env_var_names:
env_var = db.env_vars[env_var_name]
if 'SystemEnvVarLongSymbol' in env_var.get("attributes", ""):
long_name = env_var["attributes"]["SystemEnvVarLongSymbol"][1:-1]
del(env_var["attributes"]["SystemEnvVarLongSymbol"])
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