Fix a bug where malformed sdists would lead to resolution failing

CHANGELOG.md

@@ -5,6 +5,7 @@
 ### Fixed
 ### Fixed
 
 
 - Fixed a bug in dependency resolution which led to installation errors.
 - Fixed a bug in dependency resolution which led to installation errors.
+- Fixed a bug where malformed sdists would lead to dependency resolution failing.
 
 
 
 
 ## [0.8.4] - 2018-04-18
 ## [0.8.4] - 2018-04-18

poetry/repositories/pypi_repository.py

@@ -330,7 +330,12 @@ class PyPiRepository(Repository):
             filepath = os.path.join(temp_dir, filename)
             filepath = os.path.join(temp_dir, filename)
             self._download(url, filepath)
             self._download(url, filepath)
 
 
-            meta = pkginfo.Wheel(filepath)
+            try:
+                meta = pkginfo.Wheel(filepath)
+            except ValueError:
+                # Unable to determine dependencies
+                # Assume none
+                return
 
 
         if meta.requires_dist:
         if meta.requires_dist:
             return meta.requires_dist
             return meta.requires_dist
@@ -343,10 +348,15 @@ class PyPiRepository(Repository):
             filepath = Path(temp_dir) / filename
             filepath = Path(temp_dir) / filename
             self._download(url, str(filepath))
             self._download(url, str(filepath))
 
 
-            meta = pkginfo.SDist(str(filepath))
-
-            if meta.requires_dist:
-                return meta.requires_dist
+            try:
+                meta = pkginfo.SDist(str(filepath))
+
+                if meta.requires_dist:
+                    return meta.requires_dist
+            except ValueError:
+                # Unable to determine dependencies
+                # We pass and go deeper
+                pass
 
 
             # Still not dependencies found
             # Still not dependencies found
             # So, we unpack and introspect
             # So, we unpack and introspect