Function is_expression

SLiCAP/schematic/latex_label.py:152–155

True when the value string is a {…} expression.

(value_str: str)

# ── public API ────────────────────────────────────────────────────────────────

def is_expression(value_str: str) -> bool:
    """True when the value string is a {…} expression."""
    s = value_str.strip()
    return s.startswith("{") and s.endswith("}")


def _is_placeholder(expr_str: str) -> bool: