A change to Wichita city election law is likely to have little practical effect. Currently Wichita city code prohibits certain entities from making campaign contributions to candidates for city council and mayor: "Contributions by political committees as defined by K.S.A. 25-4143, as amended, corporations, partnerships, trusts, labor unions, business groups or other such organizations are expressly prohibited." The intent of this law is to limit the influence of businesses and unions on city elections. This week the Wichita City Council will consider striking this portion of city code. The contribution limit of $500 to a candidate for the primary election,…