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Merged
merged 3 commits into from
Aug 21, 2018
Merged

squeeze is now dropdims #618

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15eb85c
squeeze is now dropdims
galenlynch Aug 16, 2018
7c66376
Support dropdims for dev versions where squeeze had KW arg
galenlynch Aug 20, 2018
8160cd5
Export dropdims
galenlynch Aug 20, 2018
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5 changes: 3 additions & 2 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -292,8 +292,6 @@ Currently, the `@compat` macro supports the following syntaxes:

* `selectdim` to obtain a view of an array with a specified index for a specified dimension ([#26009]).

* `squeeze` with `dims` as keyword argument ([#26660]).

* Single-argument `permutedims(x)` for matrices and vectors ([#24839]).

* `fetch` for `Task`s ([#25940]).
Expand Down Expand Up @@ -434,6 +432,8 @@ Currently, the `@compat` macro supports the following syntaxes:

* `realmin` and `realmax` are now `floatmin` and `floatmax` ([#28302])

* `squeeze` is now `dropdims` ([#28303], [#26660]).

## New macros

* `@__DIR__` has been added ([#18380])
Expand Down Expand Up @@ -671,3 +671,4 @@ includes this fix. Find the minimum version from there.
[#27828]: https://github.com/JuliaLang/julia/issues/27828
[#27834]: https://github.com/JuliaLang/julia/issues/27834
[#28302]: https://github.com/JuliaLang/julia/issues/28302
[#28303]: https://github.com/JuliaLang/julia/issues/28303
19 changes: 19 additions & 0 deletions src/Compat.jl
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Expand Up @@ -2011,6 +2011,25 @@ if VERSION < v"0.7.0-beta2.169"
export floatmin, floatmax
end

# https://github.com/JuliaLang/julia/pull/28303
if VERSION < v"0.7.0-beta2.143"
export dropdims
# https://github.com/JuliaLang/julia/pull/26660
if VERSION >= v"0.7.0-DEV.4738"
dropdims(
X;
dims = throw(
UndefKeywordError("dropdims: keyword argument dims not assigned"))
) = squeeze(X, dims = dims)
else
dropdims(
X;
dims = throw(
UndefKeywordError("dropdims: keyword argument dims not assigned"))
) = squeeze(X, dims)
end
end

include("deprecated.jl")

end # module Compat
8 changes: 8 additions & 0 deletions test/runtests.jl
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Expand Up @@ -1935,4 +1935,12 @@ end
@test floatmax(Float32) == @eval $(Core.Intrinsics.bitcast(Float32, 0x7f7fffff))
@test floatmin(zero(Float64)) == floatmin(Float64)

# 0.7.0-beta2.143
if VERSION < v"0.7.0-beta2.143"
let a = reshape(Vector(1:4),(2,2,1,1)), b = reshape(Vector(1:4), (2,2,1))
@test dropdims(a; dims=3) == b
@test_throws UndefKeywordError dropdims(a)
end
end

nothing