diff --git a/pytrustnfe/__init__.py b/pytrustnfe/__init__.py
index daebf5d..e69de29 100644
--- a/pytrustnfe/__init__.py
+++ b/pytrustnfe/__init__.py
@@ -1 +0,0 @@
-import servicos
diff --git a/pytrustnfe/servicos/assinatura.py b/pytrustnfe/servicos/assinatura.py
index 885d9a2..9200fb6 100644
--- a/pytrustnfe/servicos/assinatura.py
+++ b/pytrustnfe/servicos/assinatura.py
@@ -48,7 +48,8 @@ class Assinatura(object):
             keyInfoNode.addX509Data()  
                    
             dsig_ctx = xmlsec.DSigCtx()   
-            chave = xmlsec.cryptoAppKeyLoad(filename=str(self.arquivo), format=xmlsec.KeyDataFormatPkcs12, pwd=str(self.senha), pwdCallback=None, pwdCallbackCtx=None)
+            chave = xmlsec.cryptoAppKeyLoad(filename=str(self.arquivo), format=xmlsec.KeyDataFormatPkcs12,
+                                        pwd=str(self.senha), pwdCallback=None, pwdCallbackCtx=None)
                 
             dsig_ctx.signKey = chave
             dsig_ctx.sign(signNode)
diff --git a/pytrustnfe/test/__init__.py b/pytrustnfe/test/__init__.py
index c33e53e..e69de29 100644
--- a/pytrustnfe/test/__init__.py
+++ b/pytrustnfe/test/__init__.py
@@ -1 +0,0 @@
-import test_assinatura
\ No newline at end of file
diff --git a/setup.py b/setup.py
index eaf2666..34537cb 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@ setup(
         'Programming Language :: Python',
         'Topic :: Software Development :: Libraries :: Python Modules',
     ],
-    packages = find_packages(exclude=['*tests*']),
+    packages = find_packages(exclude=['*test*']),
     url = 'https://github.com/danimaribeiro/PyNfeTrust',
     license = 'LGPL-v2.1+',
     description = 'PyNfeTrust é uma biblioteca para envio de NF-e',