BLD: fix travis speedup

.travis.yml

@@ -67,6 +67,7 @@ install:
   - echo "install"
   - ci/prep_ccache.sh
   - ci/install.sh
+  - ci/submit_ccache.sh
 
 before_script:
   - mysql -e 'create database pandas_nosetest;'
@@ -79,4 +80,3 @@ after_script:
   - ci/print_versions.py
   - ci/print_skipped.py /tmp/nosetests.xml
   - ci/after_script.sh
-  - ci/submit_ccache.sh

ci/install.sh

@@ -94,11 +94,9 @@ fi
 time python setup.py sdist
 pip uninstall cython -y
 
-cat pandas/version.py
-
 export PATH=/usr/lib/ccache:/usr/lib64/ccache:$PATH
 which gcc
-ccache -z # reset stats
+ccache -z
 time pip install $(find dist | grep gz | head -n 1)
 
 true

ci/ironcache/get.py

@@ -7,10 +7,15 @@
 import time
 import json
 import base64
-
+from hashlib import sha1
 from iron_cache import *
 
-key='KEY'+os.environ.get('JOB_NAME','')+"."
+key='KEY.%s.%s' %(os.environ.get('TRAVIS_REPO_SLUG','unk'),
+                   os.environ.get('JOB_NAME','unk'))
+if sys.version_info[0] > 2:
+    key = sha1(bytes(key,encoding='utf8')).hexdigest()[:8]+'.'
+else:
+    key = sha1(key).hexdigest()[:8]+'.'
 
 b = b''
 cache = IronCache()

ci/ironcache/put.py

@@ -7,10 +7,16 @@
 import time
 import json
 import base64
-
+from hashlib import sha1
 from iron_cache import *
 
-key='KEY'+os.environ.get('JOB_NAME','')+"."
+key='KEY.%s.%s' %(os.environ.get('TRAVIS_REPO_SLUG','unk'),
+                   os.environ.get('JOB_NAME','unk'))
+if sys.version_info[0] > 2:
+    key = sha1(bytes(key,encoding='utf8')).hexdigest()[:8]+'.'
+else:
+    key = sha1(key).hexdigest()[:8]+'.'
+
 os.chdir(os.environ.get('HOME'))
 
 cache = IronCache()

ci/prep_ccache.sh

@@ -8,7 +8,6 @@ if [ "$IRON_TOKEN" ]; then
 
     python ci/ironcache/get.py
     ccache -C
-    ccache -M 120M
 
     if [ -f ~/ccache.7z ]; then
         echo "Cache retrieved"