Flake8 fixes for src

src/humulus/__init__.py

@@ -13,3 +13,5 @@
 # limitations under the License.
 
 from humulus.app import create_app
+
+__all__ = ['create_app', ]

src/humulus/app.py

@@ -14,8 +14,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import os
-
 from flask import Flask, render_template
 
 

src/humulus/couch.py

@@ -26,6 +26,7 @@ from flask import abort, current_app, g
 from flask.cli import with_appcontext
 from slugify import slugify
 
+
 def get_couch():
     """Connect to the configured CouchDB."""
     if 'couch' not in g:

src/humulus/filters.py

@@ -59,7 +59,7 @@ def recipe_fg(recipe):
         ) / 200
     )
     return '{:.3f}'.format(
-        round(1 + (og - 1 - og_delta)*(1 - attenuation) + og_delta, 3)
+        round(1 + (og - 1 - og_delta) * (1 - attenuation) + og_delta, 3)
     )
 
 
@@ -123,9 +123,11 @@ def sort_hops(hops, form=False):
             by_use[hop['use']].append(hop)
 
     if form:
-        key = lambda hop: float(hop.duration.data)
+        def key(hop):
+            return float(hop.duration.data)
     else:
-        key = lambda hop: float(hop['duration'])
+        def key(hop):
+            return float(hop['duration'])
 
     hops_sorted = sorted(by_use['FWH'], key=key, reverse=True)
     hops_sorted.extend(sorted(by_use['Boil'], key=key, reverse=True))
@@ -145,7 +147,7 @@ def ferm_pct(fermentables):
         total += float(ferm['amount'])
     # Add a pct to each ferm
     for ferm in fermentables:
-        ferm['pct'] = 100*float(ferm['amount'])/total
+        ferm['pct'] = 100 * float(ferm['amount']) / total
     return fermentables
 
 

src/humulus/recipes.py

@@ -37,8 +37,8 @@ bp = Blueprint('recipes', __name__, url_prefix='/recipes')
 class FermentableForm(Form):
     """Form for fermentables.
 
-    CSRF is disabled for this form.yeast.form (using `Form as parent class) because it
-    is never used by itself.
+    CSRF is disabled for this form.yeast.form (using `Form as parent class)
+    because it is never used by itself.
     """
     name = StringField('Name', validators=[DataRequired()])
     type = SelectField('Type', validators=[DataRequired()],
@@ -67,8 +67,8 @@ class FermentableForm(Form):
 class HopForm(Form):
     """Form for hops.
 
-    CSRF is disabled for this form.yeast.form (using `Form as parent class) because it
-    is never used by itself.
+    CSRF is disabled for this form.yeast.form (using `Form as parent class)
+    because it is never used by itself.
     """
     name = StringField('Name', validators=[DataRequired()])
     use = SelectField('Usage', validators=[DataRequired()],
@@ -96,8 +96,8 @@ class HopForm(Form):
 class YeastForm(Form):
     """Form for yeast.
 
-    CSRF is disabled for this form.yeast.form (using `Form as parent class) because it
-    is never used by itself.
+    CSRF is disabled for this form.yeast.form (using `Form as parent class)
+    because it is never used by itself.
     """
     name = StringField('Name', validators=[Optional()])
     type = SelectField('Type', default='',

src/humulus/styles.py

@@ -65,7 +65,8 @@ def sub_to_doc(sub):
     doc['ibu']['low'] = (sub.find('./stats/ibu/low').text
                          if sub.find('./stats/ibu/low') is not None else '0')
     doc['ibu']['high'] = (sub.find('./stats/ibu/high').text
-                         if sub.find('./stats/ibu/high') is not None else '100')
+                          if sub.find('./stats/ibu/high') is not None
+                          else '100')
     doc['og']['low'] = (sub.find('./stats/og/low').text
                         if sub.find('./stats/og/low') is not None else '1.0')
     doc['og']['high'] = (sub.find('./stats/og/high').text
@@ -77,11 +78,13 @@ def sub_to_doc(sub):
     doc['srm']['low'] = (sub.find('./stats/srm/low').text
                          if sub.find('./stats/srm/low') is not None else '0')
     doc['srm']['high'] = (sub.find('./stats/srm/high').text
-                         if sub.find('./stats/srm/high') is not None else '100')
+                          if sub.find('./stats/srm/high') is not None
+                          else '100')
     doc['abv']['low'] = (sub.find('./stats/abv/low').text
                          if sub.find('./stats/abv/low') is not None else '0')
     doc['abv']['high'] = (sub.find('./stats/abv/high').text
-                         if sub.find('./stats/abv/high') is not None else '100')
+                          if sub.find('./stats/abv/high') is not None
+                          else '100')
     return doc
 
 
@@ -153,11 +156,11 @@ def index():
 
     return render_template(
         'styles/index.html',
-        rows=rows[(page-1)*limit:page*limit],
+        rows=rows[(page - 1) * limit:page * limit],
         descending=descending,
         sort_by=sort_by,
         page=page,
-        num_pages=math.ceil(len(rows)/limit),
+        num_pages=math.ceil(len(rows) / limit),
         limit=limit
     )