def annotated_tokens(code):
prev_was_dot = False
it = PushbackAdapter(python_tokenize(code))
for (token_type, token, origin) in it:
props = {}
props["bare_ref"] = (not prev_was_dot and token_type == tokenize.NAME)
props["bare_funcall"] = (props["bare_ref"]
and it.has_more() and it.peek()[1] == "(")
yield (token_type, token, origin, props)
prev_was_dot = (token == ".")
def _tokenize_formula(code, operator_strings):
assert "(" not in operator_strings
assert ")" not in operator_strings
magic_token_types = {"(": Token.LPAREN, ")": Token.RPAREN}
for operator_string in operator_strings:
magic_token_types[operator_string] = operator_string
# Once we enter a Python expression, a ( does not end it, but any other
# "magic" token does:
end_tokens = set(magic_token_types)
end_tokens.remove("(")
it = PushbackAdapter(python_tokenize(code))
for pytype, token_string, origin in it:
if token_string in magic_token_types:
yield Token(magic_token_types[token_string], origin)
else:
it.push_back((pytype, token_string, origin))
yield _read_python_expr(it, end_tokens)
def _tokenize_formula(code, operator_strings):
assert "(" not in operator_strings
assert ")" not in operator_strings
magic_token_types = {"(": Token.LPAREN,
")": Token.RPAREN,
}
for operator_string in operator_strings:
magic_token_types[operator_string] = operator_string
# Once we enter a Python expression, a ( does not end it, but any other
# "magic" token does:
end_tokens = set(magic_token_types)
end_tokens.remove("(")
it = PushbackAdapter(python_tokenize(code))
for pytype, token_string, origin in it:
if token_string in magic_token_types:
yield Token(magic_token_types[token_string], origin)
else:
it.push_back((pytype, token_string, origin))
yield _read_python_expr(it, end_tokens)