stdout closed during doc compilation

Author: epolack

src/common/logging.jl

@@ -9,7 +9,8 @@ Base.@kwdef struct DFTKLogger <: AbstractLogger
     fallback = ConsoleLogger(io, min_level)
 end
 function Logging.handle_message(logger::DFTKLogger, level, msg, args...; kwargs...)
-    level == Info && return level < logger.min_level ? nothing : println(logger.io, msg)
+    io = isopen(logger.io) ? logger.io : stdout  # not sure what happens when docs are run
+    level == Info && return level < logger.min_level ? nothing : println(io, msg)
     Logging.handle_message(logger.fallback, level, msg, args...; kwargs...)
 end
 Logging.min_enabled_level(logger::DFTKLogger) = logger.min_level