Parse Single line if and for statements

[Thirumalai-Shaktivel]

Example 1:

b = 6 if a == 2 else 8

Error:

$ lpython --show-ast --new-parser examples/expr2.py 
syntax error: Token 'if' is unexpected here
 --> examples/expr2.py:1:7
  |
1 | b = 6 if a == 2 else 8
  |       ^^ 


Note: if any of the above error or warning messages are not clear or are lacking
context please report it to us (we consider that a bug that needs to be fixed).

Example 2:

i = [x.strip() for x in args.bench_compare.split(',')]

Error:

$ lpython --show-ast --new-parser examples/expr2.py
syntax error: Token 'for' is unexpected here
 --> examples/expr2.py:1:16
  |
1 | i = [x.strip() for x in args.bench_compare.split(',')]
  |                ^^^ 


Note: if any of the above error or warning messages are not clear or are lacking
context please report it to us (we consider that a bug that needs to be fixed).