minor bugfix "import warning" -> "import warnings"

[fabian-paul]

see title

[codecov[bot]]

Codecov Report

:exclamation: No coverage uploaded for pull request base (devel@4f77b84). Click here to learn what that means. The diff coverage is 0%.

@@           Coverage Diff            @@
##             devel    #1385   +/-   ##
========================================
  Coverage         ?   91.55%           
========================================
  Files            ?      225           
  Lines            ?    25450           
  Branches         ?        0           
========================================
  Hits             ?    23301           
  Misses           ?     2149           
  Partials         ?        0

Impacted Files	Coverage Δ
pyemma/_base/parallel.py	94.11% <0%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more Δ = absolute <relative> (impact), ø = not affected, ? = missing data Powered by Codecov. Last update 4f77b84...274b9d3. Read the comment docs.

[codecov[bot]]

Codecov Report

:exclamation: No coverage uploaded for pull request base (devel@4f77b84). Click here to learn what that means. The diff coverage is 0%.

@@           Coverage Diff            @@
##             devel    #1385   +/-   ##
========================================
  Coverage         ?   91.55%           
========================================
  Files            ?      225           
  Lines            ?    25450           
  Branches         ?        0           
========================================
  Hits             ?    23301           
  Misses           ?     2149           
  Partials         ?        0

Impacted Files	Coverage Δ
pyemma/_base/parallel.py	94.11% <0%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more Δ = absolute <relative> (impact), ø = not affected, ? = missing data Powered by Codecov. Last update 4f77b84...274b9d3. Read the comment docs.

[marscher]

thank you!