Coverage for context_config.py: 100%

1# Copyright 2026 venim1103 

2# 

3# Licensed under the Apache License, Version 2.0 (the "License"); 

4# you may not use this file except in compliance with the License. 

5# You may obtain a copy of the License at 

6# 

7# http://www.apache.org/licenses/LICENSE-2.0 

8# 

9# Unless required by applicable law or agreed to in writing, software 

10# distributed under the License is distributed on an "AS IS" BASIS, 

11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 

12# See the License for the specific language governing permissions and 

13# limitations under the License. 

14 

15import os 

16 

17 

18DEFAULT_CONTEXT_LENGTH = 16_384 

19CONTEXT_LENGTH_ENV = "AGENT_CONTEXT_LENGTH" 

20 

21 

22def resolve_context_length(default=DEFAULT_CONTEXT_LENGTH): 

23 """Resolve model context length from env with a safe integer fallback.""" 

24 raw = os.getenv(CONTEXT_LENGTH_ENV) 

25 if not raw: 

26 return int(default) 

27 

28 try: 

29 value = int(raw) 

30 except ValueError: 

31 return int(default) 

32 

33 return value if value > 0 else int(default) 

34 

35 

36CONTEXT_LENGTH = resolve_context_length()