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fix: removed the file-based roundtrip in LocalREPL.add_context() #53

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fix: removed the file-based roundtrip in LocalREPL.add_context() #53

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8cdbfb4
fix: removed the file-based roundtrip in LocalREPL.add_context()
wyruweso Jan 17, 2026
ab0359b
added localREPL tests: mutable types are deep copied
wyruweso Jan 18, 2026
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17 changes: 5 additions & 12 deletions rlm/environments/local_repl.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,5 @@
import copy
import io
import json
import os
import shutil
import sys
Expand Down Expand Up @@ -250,22 +249,16 @@ def add_context(

var_name = f"context_{context_index}"

# Store context directly in locals (with isolation for mutable types)
if isinstance(context_payload, str):
context_path = os.path.join(self.temp_dir, f"context_{context_index}.txt")
with open(context_path, "w") as f:
f.write(context_payload)
self.execute_code(f"with open(r'{context_path}', 'r') as f:\n {var_name} = f.read()")
self.locals[var_name] = context_payload
else:
context_path = os.path.join(self.temp_dir, f"context_{context_index}.json")
with open(context_path, "w") as f:
json.dump(context_payload, f)
self.execute_code(
f"import json\nwith open(r'{context_path}', 'r') as f:\n {var_name} = json.load(f)"
)
# Dicts/lists - deep copy for isolation as per SupportsPersistence protocol
self.locals[var_name] = copy.deepcopy(context_payload)

# Alias context_0 as 'context' for backward compatibility
if context_index == 0:
self.execute_code(f"context = {var_name}")
self.locals["context"] = self.locals[var_name]

self._context_count = max(self._context_count, context_index + 1)
return context_index
Expand Down
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