Ignore --ignore because it just hangs

.travis.yml

@@ -9,27 +9,27 @@ before_script:
   - flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
 script:
   - mypy --ignore-missing-imports .
-  - IGNORE="data_structures,file_transfer_protocol,graphs,machine_learning,maths,neural_network,project_euler"
-  - pytest . --doctest-modules --ignore=${IGNORE}
-  #- pytest --doctest-modules
-  #    arithmetic_analysis
-  #    backtracking
-  #    boolean_algebra
-  #    ciphers
-  #    compression
-  #    conversions
-  #    digital_image_processing
-  #    divide_and_conquer
-  #    dynamic_programming
-  #    hashes
-  #    linear_algebra_python
-  #    matrix
-  #    networking_flow
-  #    other
-  #    searches
-  #    sorts
-  #    strings
-  #    traversals
+  #- IGNORE="data_structures,file_transfer_protocol,graphs,machine_learning,maths,neural_network,project_euler"
+  #- pytest . --doctest-modules --ignore=${IGNORE}
+  - pytest --doctest-modules
+      arithmetic_analysis
+      backtracking
+      boolean_algebra
+      ciphers
+      compression
+      conversions
+      digital_image_processing
+      divide_and_conquer
+      dynamic_programming
+      hashes
+      linear_algebra_python
+      matrix
+      networking_flow
+      other
+      searches
+      sorts
+      strings
+      traversals
 
 after_success:
   - python ./~script.py