diff --git a/.gitignore b/.gitignore
index c403c34..4cb2679 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /target
 .idea/
+yopa/target
diff --git a/yopa/src/data.rs b/yopa/src/data.rs
index cdd24a2..11b41fc 100644
--- a/yopa/src/data.rs
+++ b/yopa/src/data.rs
@@ -3,8 +3,8 @@
 use serde::{Serialize, Deserialize};
 use crate::ID;
 use std::borrow::Cow;
-use crate::StorageError;
-use std::num::ParseIntError;
+
+
 use crate::model::DataType;
 
 /// Value of a particular type
@@ -66,16 +66,14 @@ impl TypedValue {
             (TypedValue::Integer(i), DataType::Boolean) => Ok(TypedValue::Boolean(i != 0)),
             (e @ TypedValue::Decimal(_), DataType::Boolean) => Err(e),
             (b @ TypedValue::Boolean(_), DataType::Boolean) => Ok(b),
-            (s, _) => {
-                Err(s)
-            }
+            //(s, _) => Err(s)
         }
     }
 }
 
 #[cfg(test)]
 mod tests {
-    use crate::TypedValue;
+    use crate::data::TypedValue;
     use crate::model::DataType;
 
     #[test]
diff --git a/yopa/src/lib.rs b/yopa/src/lib.rs
index a1525d3..9c51b78 100644
--- a/yopa/src/lib.rs
+++ b/yopa/src/lib.rs
@@ -6,9 +6,9 @@ use model::{ObjectModel};
 use insert::InsertObj;
 use itertools::Itertools;
 use std::borrow::Cow;
-use model::Describe;
+
 use insert::InsertValue;
-use data::TypedValue;
+
 
 mod cool;
 
@@ -34,11 +34,11 @@ pub mod id {
     pub type ID = u64;
 
     lazy_static::lazy_static! {
-        static ref counter: parking_lot::Mutex<u64> = parking_lot::Mutex::new(0);
+        static ref COUNTER: parking_lot::Mutex<u64> = parking_lot::Mutex::new(0);
     }
 
     pub fn next_id() -> ID {
-        let mut m = counter.lock();
+        let mut m = COUNTER.lock();
         let v = *m;
         *m += 1;
         v
@@ -219,7 +219,7 @@ impl InMemoryStorage {
             let mut values_by_id = values.into_iter().into_group_map_by(|iv| iv.model_id);
             let mut values_to_insert = vec![];
 
-            for (id, prop) in self.prop_models.iter().filter(|(id, p)| p.parent_tpl_id == parent_id) {
+            for (id, prop) in self.prop_models.iter().filter(|(_id, p)| p.parent_tpl_id == parent_id) {
                 if let Some(values) = values_by_id.remove(id) {
                     if values.len() > 1 && !prop.multiple {
                         return Err(StorageError::ConstraintViolation(format!("{} of {} cannot have multiple values", prop, obj_model).into()));
@@ -258,7 +258,7 @@ impl InMemoryStorage {
         let mut relations_by_id = insobj.relations.into_iter().into_group_map_by(|ir| ir.model_id);
         let mut relations_to_insert = vec![];
 
-        for (relation_model_id, relation_model) in self.rel_models.iter().filter(|(id, r)| r.object_tpl_id == obj_model_id) {
+        for (relation_model_id, relation_model) in self.rel_models.iter().filter(|(_id, r)| r.object_tpl_id == obj_model_id) {
             if let Some(instances) = relations_by_id.remove(relation_model_id) {
                 if instances.len() > 1 && !relation_model.multiple {
                     return Err(StorageError::ConstraintViolation(format!("{} of {} cannot be set multiply", relation_model, obj_model).into()));
diff --git a/yopa/src/model.rs b/yopa/src/model.rs
index 50c8df3..28edbca 100644
--- a/yopa/src/model.rs
+++ b/yopa/src/model.rs
@@ -1,7 +1,7 @@
 //! Data model structs and enums
 
 use serde::{Serialize, Deserialize};
-use std::borrow::Cow;
+
 use super::ID;
 use super::data::TypedValue;
 use std::fmt::{Display, Formatter};