| # These are shared with test_tokenize and other test modules. | |
| # | |
| # Note: since several test cases filter out floats by looking for "e" and ".", | |
| # don't add hexadecimal literals that contain "e" or "E". | |
| VALID_UNDERSCORE_LITERALS = [ | |
| '0_0_0', | |
| '4_2', | |
| '1_0000_0000', | |
| '0b1001_0100', | |
| '0xffff_ffff', | |
| '0o5_7_7', | |
| '1_00_00.5', | |
| '1_00_00.5e5', | |
| '1_00_00e5_1', | |
| '1e1_0', | |
| '.1_4', | |
| '.1_4e1', | |
| '0b_0', | |
| '0x_f', | |
| '0o_5', | |
| '1_00_00j', | |
| '1_00_00.5j', | |
| '1_00_00e5_1j', | |
| '.1_4j', | |
| '(1_2.5+3_3j)', | |
| '(.5_6j)', | |
| ] | |
| INVALID_UNDERSCORE_LITERALS = [ | |
| # Trailing underscores: | |
| '0_', | |
| '42_', | |
| '1.4j_', | |
| '0x_', | |
| '0b1_', | |
| '0xf_', | |
| '0o5_', | |
| '0 if 1_Else 1', | |
| # Underscores in the base selector: | |
| '0_b0', | |
| '0_xf', | |
| '0_o5', | |
| # Old-style octal, still disallowed: | |
| '0_7', | |
| '09_99', | |
| # Multiple consecutive underscores: | |
| '4_______2', | |
| '0.1__4', | |
| '0.1__4j', | |
| '0b1001__0100', | |
| '0xffff__ffff', | |
| '0x___', | |
| '0o5__77', | |
| '1e1__0', | |
| '1e1__0j', | |
| # Underscore right before a dot: | |
| '1_.4', | |
| '1_.4j', | |
| # Underscore right after a dot: | |
| '1._4', | |
| '1._4j', | |
| '._5', | |
| '._5j', | |
| # Underscore right after a sign: | |
| '1.0e+_1', | |
| '1.0e+_1j', | |
| # Underscore right before j: | |
| '1.4_j', | |
| '1.4e5_j', | |
| # Underscore right before e: | |
| '1_e1', | |
| '1.4_e1', | |
| '1.4_e1j', | |
| # Underscore right after e: | |
| '1e_1', | |
| '1.4e_1', | |
| '1.4e_1j', | |
| # Complex cases with parens: | |
| '(1+1.5_j_)', | |
| '(1+1.5_j)', | |
| ] | |