Problems for source package dask

Malformed Build-Depends

Package declares a build time dependency on 'python3-dask-sphinx-theme <!nodoc>' which is broken Syntax.
Package declares a build time dependency on 'python3-toolz <!nodoc>' which is broken Syntax.
Package declares a build time dependency on 'python3-distributed <!nodoc>' which is broken Syntax.
Package declares a build time dependency on 'python3-cloudpickle <!nodoc>' which is broken Syntax.
Package declares a build time dependency on 'python3-partd <!nodoc>' which is broken Syntax.
Package declares a build time dependency on 'python3-sphinx <!nodoc>' which is broken Syntax.
Package declares a build time dependency on 'python-pandas-doc <!nodoc>' which is broken Syntax.
Package declares a build time dependency on 'python3-scipy <!nodoc>' which is broken Syntax.
Package declares a build time dependency on 'python3-sphinx-click <!nodoc>' which is broken Syntax.
Package declares a build time dependency on 'python3-numpydoc <!nodoc>' which is broken Syntax.
Package declares a build time dependency on 'python-numpy-doc <!nodoc>' which is broken Syntax.
Package declares a build time dependency on 'python3-pandas (>= 0.19.0) <!nodoc>' which is broken Syntax.

Binary Package: python3-dask (Version: 2.11.0+dfsg-1)

Relationships

Package has a Suggests on python3-bcolz which cannot be satisfied on s390x.
Package has a Suggests on ipython which cannot be satisfied on mipsel.
Package has a Suggests on ipython which cannot be satisfied on ppc64el.
Package has a Suggests on ipython which cannot be satisfied on amd64.
Package has a Suggests on ipython which cannot be satisfied on armel.
Package has a Suggests on ipython which cannot be satisfied on arm64.
Package has a Suggests on ipython which cannot be satisfied on mips64el.
Package has a Suggests on ipython which cannot be satisfied on i386.
Package has a Suggests on ipython which cannot be satisfied on s390x.
Package has a Suggests on ipython which cannot be satisfied on armhf.