diff --git a/Metronus-Project/metronus_app/admin.py b/Metronus-Project/metronus_app/admin.py
index bdb0576..e29d424 100644
--- a/Metronus-Project/metronus_app/admin.py
+++ b/Metronus-Project/metronus_app/admin.py
@@ -25,6 +25,7 @@ def get_urls(self):
         ]
         return my_urls + urls
 
+    @classmethod
     def dashboard(self):
         """
         Returns a JSON which contains the number of tasks per company,
diff --git a/Metronus-Project/metronus_app/apps.py b/Metronus-Project/metronus_app/apps.py
index 9d9e4e7..e92a868 100644
--- a/Metronus-Project/metronus_app/apps.py
+++ b/Metronus-Project/metronus_app/apps.py
@@ -2,4 +2,5 @@
 
 
 class MetronusAppConfig(AppConfig):
+    """ La documentasió """
     name = 'metronus_app'
diff --git a/Metronus-Project/metronus_app/model/actor.py b/Metronus-Project/metronus_app/model/actor.py
index acff9d0..b40815d 100644
--- a/Metronus-Project/metronus_app/model/actor.py
+++ b/Metronus-Project/metronus_app/model/actor.py
@@ -29,4 +29,4 @@ def __unicode__(self):
         return self.identifier
 
     def role(self):
-        return self.type_choices(self.user_type)
+        return self.type_choices(self.user_type)
\ No newline at end of file
diff --git a/Metronus-Project/metronus_app/model/company.py b/Metronus-Project/metronus_app/model/company.py
index 7a37381..c0d71c1 100644
--- a/Metronus-Project/metronus_app/model/company.py
+++ b/Metronus-Project/metronus_app/model/company.py
@@ -2,6 +2,8 @@
 
 
 class Company(models.Model):
+    """ Esto es una clase del modelo. Totalmente inesperado"""
+
     cif = models.CharField(max_length=9, unique=True)
     company_name = models.CharField(max_length=100)
     short_name = models.CharField(max_length=50, unique=True)
diff --git a/Metronus-Project/metronus_app/model/companyLog.py b/Metronus-Project/metronus_app/model/companyLog.py
index d5b8be4..170da0a 100644
--- a/Metronus-Project/metronus_app/model/companyLog.py
+++ b/Metronus-Project/metronus_app/model/companyLog.py
@@ -1,6 +1,9 @@
 from django.db import models
 
+
 class CompanyLog(models.Model):
+    """ Esto es una clase del modelo. Totalmente inesperado"""
+
     cif = models.CharField(max_length=9, unique=True)
     company_name = models.CharField(max_length=100)
     registryDate = models.DateTimeField()
diff --git a/Metronus-Project/metronus_app/model/department.py b/Metronus-Project/metronus_app/model/department.py
index ded8c44..75d8c3e 100644
--- a/Metronus-Project/metronus_app/model/department.py
+++ b/Metronus-Project/metronus_app/model/department.py
@@ -3,6 +3,8 @@
 
 
 class Department(models.Model):
+    """ Esto es una clase del modelo. Totalmente inesperado"""
+
     company_id = models.ForeignKey(Company)
     name = models.CharField(max_length=50)
     registryDate = models.DateTimeField(auto_now=True)
diff --git a/Metronus-Project/metronus_app/model/employee.py b/Metronus-Project/metronus_app/model/employee.py
index 8b4f8f7..9890db7 100644
--- a/Metronus-Project/metronus_app/model/employee.py
+++ b/Metronus-Project/metronus_app/model/employee.py
@@ -3,6 +3,8 @@
 
 
 class Employee(Actor):
+    """ XD """
+
     price_per_hour = models.FloatField(default=1.0)
 
     def __unicode__(self):
diff --git a/Metronus-Project/metronus_app/model/employeeLog.py b/Metronus-Project/metronus_app/model/employeeLog.py
index 7411084..981a8fc 100644
--- a/Metronus-Project/metronus_app/model/employeeLog.py
+++ b/Metronus-Project/metronus_app/model/employeeLog.py
@@ -3,6 +3,8 @@
 
 
 class EmployeeLog(models.Model):
+    """ Esto es una clase del modelo. Totalmente inesperado"""
+
     employee_id = models.ForeignKey(Employee)
     event = models.CharField(max_length=1, choices=[('A', 'Alta'), ('B', 'Baja'), ('C', 'Change')], default='A')
     event_date = models.DateTimeField(auto_now=True)
diff --git a/Metronus-Project/metronus_app/model/project.py b/Metronus-Project/metronus_app/model/project.py
index fb1fc38..5ed25c9 100644
--- a/Metronus-Project/metronus_app/model/project.py
+++ b/Metronus-Project/metronus_app/model/project.py
@@ -1,13 +1,16 @@
 from django.db import models
 from metronus_app.model.company import Company
 
+
 class Project(models.Model):
-	company_id = models.ForeignKey(Company)
-	name  = models.CharField(max_length=30)
-	registryDate = models.DateTimeField(auto_now=True)
-	deleted = models.BooleanField(default=False)
-	def __unicode__(self):
-		return self.name
-
-	class Meta:
-		unique_together = ('name', 'company_id')
+    """ Esto es una clase del modelo. Totalmente inesperado"""
+    company_id = models.ForeignKey(Company)
+    name = models.CharField(max_length=30)
+    registryDate = models.DateTimeField(auto_now=True)
+    deleted = models.BooleanField(default=False)
+
+    def __unicode__(self):
+        return self.name
+
+    class Meta:
+        unique_together = ('name', 'company_id')
diff --git a/Metronus-Project/metronus_app/model/projectDepartmentEmployeeRole.py b/Metronus-Project/metronus_app/model/projectDepartmentEmployeeRole.py
index 05152b4..f96270e 100644
--- a/Metronus-Project/metronus_app/model/projectDepartmentEmployeeRole.py
+++ b/Metronus-Project/metronus_app/model/projectDepartmentEmployeeRole.py
@@ -14,5 +14,8 @@ class ProjectDepartmentEmployeeRole(models.Model):
     role_id = models.ForeignKey(Role)
     roleDate = models.DateTimeField(auto_now=True)
 
+    def __unicode__(self):
+        return self.name
+
     class Meta:
         unique_together = ('projectDepartment_id', 'employee_id','role_id')
diff --git a/Metronus-Project/metronus_app/model/task.py b/Metronus-Project/metronus_app/model/task.py
index 83faa4c..d088253 100644
--- a/Metronus-Project/metronus_app/model/task.py
+++ b/Metronus-Project/metronus_app/model/task.py
@@ -4,6 +4,8 @@
 
 
 class Task(models.Model):
+    """ Esto es una clase del modelo. Totalmente inesperado"""
+
     name = models.CharField(max_length=30)
     description = models.CharField(max_length=200)
     registryDate = models.DateTimeField(auto_now=True)
diff --git a/Metronus-Project/metronus_app/templatetags/custom_tags.py b/Metronus-Project/metronus_app/templatetags/custom_tags.py
index ba6722e..7c881c2 100644
--- a/Metronus-Project/metronus_app/templatetags/custom_tags.py
+++ b/Metronus-Project/metronus_app/templatetags/custom_tags.py
@@ -36,6 +36,7 @@ def show_ajax_errors():
 
 @register.simple_tag
 def converto_to_hours(amount):
+    """ ¿converto o con berto? XD"""
     hours = amount//60
     minutes = amount % 60
     if minutes < 10:
diff --git a/Metronus-Project/metronus_app/test/testProjectMetrics.py b/Metronus-Project/metronus_app/test/testProjectMetrics.py
index 23d06df..88a853f 100644
--- a/Metronus-Project/metronus_app/test/testProjectMetrics.py
+++ b/Metronus-Project/metronus_app/test/testProjectMetrics.py
@@ -451,7 +451,7 @@ def create_task_in_projdept(project, department):
         n_dep = len(departments)
         # Do the random test 5 times
 
-        for k in range(5):
+        for _ in range(5):
 
             # Remove all tasks and time logs
             TimeLog.objects.all().delete()