tests: stop idiotic Travis TTY/pip progress bar spam

.travis.yml

@@ -14,7 +14,8 @@ cache:
   - /home/travis/virtualenv
 
 install:
-- pip install -r dev_requirements.txt
+# |cat to disable progress bar.
+- pip install -r dev_requirements.txt |cat
 
 script:
 - |

.travis/ci_lib.py

@@ -32,6 +32,17 @@ def subprocess__check_output(*popenargs, **kwargs):
 if not hasattr(subprocess, 'check_output'):
     subprocess.check_output = subprocess__check_output
 
+
+# -----------------
+
+# Force stdout FD 1 to be a pipe, so tools like pip don't spam progress bars.
+
+sys.stdout = os.popen('stdbuf -oL cat', 'w', 1)
+os.dup2(sys.stdout.fileno(), 1)
+
+sys.stderr = sys.stdout
+os.dup2(sys.stderr.fileno(), 2)
+
 # -----------------
 
 def _argv(s, *args):

.travis/debops_common_tests.sh

@@ -27,7 +27,7 @@ mkdir "$TMPDIR"
 
 
 echo travis_fold:start:job_setup
-pip install -qqqU debops==0.7.2 ansible==${ANSIBLE_VERSION}
+pip install -qqqU debops==0.7.2 ansible==${ANSIBLE_VERSION} |cat
 debops-init "$TMPDIR/project"
 cd "$TMPDIR/project"
 

dev_requirements.txt

@@ -5,6 +5,7 @@ Django==1.6.11  # Last version supporting 2.6.
 mock==2.0.0
 pytz==2018.5
 paramiko==2.3.2  # Last 2.6-compat version.
+cffi==1.11.2  # Random pin to try and fix pyparser==2.18 not having effect
 pycparser==2.18  # Last version supporting 2.6.
 pytest-catchlog==1.2.2
 pytest==3.1.2