some minor fixes (#117)

Author: sl-solution

Project.toml

@@ -22,7 +22,7 @@ Tables = "bd369af6-aec1-5ad0-b16a-f7cc5008161c"
 
 [compat]
 Compat = "3.17, 4"
-DataAPI = "1.8"
+DataAPI = "1.16"
 InvertedIndices = "1"
 IteratorInterfaceExtensions = "0.1.1, 1"
 Missings = "0.4.2, 1"

src/InMemoryDatasets.jl

@@ -25,6 +25,7 @@ import DataAPI,
        DataAPI.antijoin,
        DataAPI.nrow,
        DataAPI.ncol,
+       DataAPI.groupby,
        # DataAPI.crossjoin,
        Tables,
        Tables.columnindex

src/abstractdataset/iteration.jl

@@ -394,7 +394,10 @@ Base.show(dfcs::DatasetColumns;
 # prevent using broadcasting to mutate columns e.g. in pop!.(eachcol(ds))
 # TODO customise Base.broadcasted to handle the situation
 for f in filter(x->occursin(r"!$", String(x)), names(Base))
-  @eval Base.broadcasted(::typeof($f), ::DatasetColumns, args...) = throw(ArgumentError("broadcasting `$(nameof($f))` over DatasetColums is reserved."))
+    # FIXME due to a bug in Julia > 1.11 !?
+    if isdefined(Main, f)
+        @eval Base.broadcasted(::typeof($f), ::DatasetColumns, args...) = throw(ArgumentError("broadcasting `$(nameof($f))` over DatasetColums is reserved."))
+    end
 end
 for f in filter(x->occursin(r"!$", String(x)), names(Statistics))
   @eval Base.broadcasted(::typeof($f), ::DatasetColumns, args...) = throw(ArgumentError("broadcasting `$(nameof($f))` over DatasetColums is reserved."))