From d152ed13ec0b99e1969da3ee37fec6e41b2172e2 Mon Sep 17 00:00:00 2001
From: Dafydd Harries <daf@rhydd.org>
Date: Mon, 18 Mar 2013 01:53:29 -0400
Subject: make scripts import-safe

---
 license_summary.py   | 13 +++++++------
 load_descriptions.py | 11 ++++++-----
 load_packages.py     | 25 +++++++++++++------------
 pkg_summary.py       |  7 ++++---
 4 files changed, 30 insertions(+), 26 deletions(-)

diff --git a/license_summary.py b/license_summary.py
index 7e7899c..e5edaba 100644
--- a/license_summary.py
+++ b/license_summary.py
@@ -2,9 +2,6 @@
 
 import pandas as pd
 
-store = pd.HDFStore('cp.h5')
-cpf = store['cp_files']
-
 def histogram(values):
     hist = {}
 
@@ -14,8 +11,12 @@ def histogram(values):
 
     return hist
 
-licenses = histogram(cpf['_license'])
+if __name__ == '__main__':
+    store = pd.HDFStore('cp.h5')
+    cpf = store['cp_files']
+
+    licenses = list(histogram(cpf['_license']))
 
-for (k, v) in sorted(licenses.iteritems(), key=lambda x: x[1], reverse=True):
-    print '%-40s %6d' % (k.encode('utf8'), v)
+    for (k, v) in sorted(licenses, key=lambda x: x[1], reverse=True):
+        print '%-40s %6d' % (k.encode('utf8'), v)
 
diff --git a/load_descriptions.py b/load_descriptions.py
index 36d6257..14d0ee4 100644
--- a/load_descriptions.py
+++ b/load_descriptions.py
@@ -4,9 +4,10 @@ import sys
 import debian.deb822
 import pandas as pd
 
-descs = debian.deb822.Packages.iter_paragraphs(sys.stdin)
-df = pd.DataFrame([dict(p) for p in descs])
-store = pd.HDFStore('pkg.h5')
-store['descriptions'] = df
-store.close()
+if __name__ == '__main__':
+    descs = debian.deb822.Packages.iter_paragraphs(sys.stdin)
+    df = pd.DataFrame([dict(p) for p in descs])
+    store = pd.HDFStore('pkg.h5')
+    store['descriptions'] = df
+    store.close()
 
diff --git a/load_packages.py b/load_packages.py
index c02eabd..423b227 100644
--- a/load_packages.py
+++ b/load_packages.py
@@ -4,19 +4,20 @@ import sys
 import debian.deb822
 import pandas as pd
 
-packages = debian.deb822.Packages.iter_paragraphs(sys.stdin)
-df = pd.DataFrame([dict(p) for p in packages])
-store = pd.HDFStore('pkg.h5')
+if __name__ == '__main__':
+    packages = debian.deb822.Packages.iter_paragraphs(sys.stdin)
+    df = pd.DataFrame([dict(p) for p in packages])
+    store = pd.HDFStore('pkg.h5')
 
-# No 'Source' field means that it has the same value as the 'Package' field.
-# Set this explicitly.
-nosrc = df['Source'].isnull()
-df['Source'][nosrc] = df[nosrc]['Package']
-assert sum(pd.isnull(df['Source'])) == 0
+    # No 'Source' field means that it has the same value as the 'Package'
+    # field. Set this explicitly.
+    nosrc = df['Source'].isnull()
+    df['Source'][nosrc] = df[nosrc]['Package']
+    assert sum(pd.isnull(df['Source'])) == 0
 
-print df
+    print df
 
-store = pd.HDFStore('pkg.h5')
-store['packages'] = df
-store.close()
+    store = pd.HDFStore('pkg.h5')
+    store['packages'] = df
+    store.close()
 
diff --git a/pkg_summary.py b/pkg_summary.py
index f404c56..a700c65 100644
--- a/pkg_summary.py
+++ b/pkg_summary.py
@@ -1,6 +1,7 @@
 
 import pandas as pd
 
-store = pd.HDFStore('pkg.h5')
-print store.handle
-print store['packages']
+if __name__ == '__main__':
+    store = pd.HDFStore('pkg.h5')
+    print store.handle
+    print store['packages']
-- 
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