More than two months after conviction, the former minister and conservative mayor Georges Tron is still governing his town of almost 30,000 people from his prison cell.
Paris mayor Anne Hidalgo, who faces a tough re-election campaign in 2020, has plans, if re-elected, to transform the four central Paris districts into largely pedestrian zones as part of a continuing programme to clean up the French capital's chronic air pollution.
Former socialist prime minister of France, Manuel Valls, 55, has told Spanish media that he is mulling becoming a candidate in mayoral elections next year in Barcelona, where he was born, when he would run as representative of Spain's centre-right Ciudadanos party which is opposed to Catalan independence.