(einsum_str: str)
return all(map(is_valid_einsum_char, einsum_str))
Check if ``einsum_str`` contains only valid characters for numpy einsum.

    **Examples:**

    ```python
    has_valid_einsum_chars_only("abAZ")
    #> True

    has_valid_einsum_chars_only("Över")
    #> False
    ```
Check if ``einsum_str`` contains only valid characters for numpy einsum.
Check if einsum_str contains only valid characters for numpy einsum .
def has_valid_einsum_chars_only(einsum_str: str) -> bool:
    """Check if ``einsum_str`` contains only valid characters for numpy einsum.

    **Examples:**

    ```python
    has_valid_einsum_chars_only("abAZ")
    #> True

    has_valid_einsum_chars_only("Över")
    #> False
    ```
    """
    return all(map(is_valid_einsum_char, einsum_str))
def has_valid_einsum_chars_only ( einsum_str : str ) -> bool : return all ( map ( is_valid_einsum_char , einsum_str ) )