Fix Symbolize options for CellParametersCard in tryparse

src/PWscf/input.jl

@@ -251,11 +251,13 @@ function Base.tryparse(::Type{CellParametersCard}, str::AbstractString)
     m = match(CELL_PARAMETERS_BLOCK, str)
     # Function `match` only searches for the first match of the regular expression, so it could be a `nothing`
     if m !== nothing
-        option = Symbol(m[:option])
-        if isempty(option)
+        rawoption = m[:option]
+        option = if isempty(rawoption)
             @warn "Neither unit nor lattice parameter are specified. DEPRECATED, will no longer be allowed!"
             @info "'bohr' is assumed."
-            option = :bohr
+            :bohr
+        else
+            Symbol(rawoption)
         end
         content = m[:data]
         data = Matrix{Float64}(undef, 3, 3)