few small changes

python/obitools3/parsers/fastq.pyx

@@ -8,6 +8,8 @@ Created on 30 mars 2016
 
 
 
+
+
 def fastqIterator(lineiterator, int buffersize=100000000):
     cdef LineBuffer lb
     cdef str        ident
@@ -38,4 +40,3 @@ def fastqIterator(lineiterator, int buffersize=100000000):
               }
         
         
-        

python/obitools3/utils.pyx

@@ -1,7 +1,5 @@
 #cython: language_level=3
 
-import sys
-import io
 
 cdef bytes str2bytes(str string):
     """