"terminate called after throwing an instance of 'codon::exc::ParserException'" codon

**Given:**
Usage of codon.jit:
```
@codon.jit()
some_function()
     print("some_dunction")
```

pytest:
```
test_some_function()
       some_function()
```
Run:
`CODON_PATH=$HOME/.codon/bin/codon; pytest .`

**Expected:**

Tests are passed.

**Actual:**
```
terminate called after throwing an instance of 'codon::exc::ParserException'
  what():  cannot locate standard library
```