diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index bb15d7c9fe93a0f0307edb33c62f76e1f8deec5a..eeb510f2f23a786135c719af081185e3045bade2 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -100,3 +100,12 @@ Documentation:
   - python3.5
   only:
   - master
+
+Flake8:
+  script:
+  - curl -L -O -k https://gitlab.tiker.net/inducer/ci-support/raw/master/prepare-and-run-flake8.sh
+  - ". ./prepare-and-run-flake8.sh loopy test"
+  tags:
+  - python3.5
+  except:
+  - tags
diff --git a/loopy/__init__.py b/loopy/__init__.py
index 6bd764f8df93f1b4b2ae5755c1c90ccddc654fe6..6cbb3362ef91b27c3b7b1cf6a591f7f9a20c2f7a 100644
--- a/loopy/__init__.py
+++ b/loopy/__init__.py
@@ -457,8 +457,8 @@ def _set_up_default_target():
 
     set_default_target(target)
 
-_set_up_default_target()
 
+_set_up_default_target()
 
 # }}}
 
diff --git a/loopy/kernel/__init__.py b/loopy/kernel/__init__.py
index 5b192934c8f56ccf364d1b9ba58d81fa8c28ff63..5dff5e53c04521bcd2f53cb2fc971ec12227149c 100644
--- a/loopy/kernel/__init__.py
+++ b/loopy/kernel/__init__.py
@@ -1175,8 +1175,8 @@ class LoopKernel(ImmutableRecordWithoutPickling):
 
             import loopy as lp
 
-            Fore = self.options._fore
-            Style = self.options._style
+            Fore = self.options._fore  # noqa
+            Style = self.options._style  # noqa
 
             from loopy.kernel.tools import draw_dependencies_as_unicode_arrows
             for insn, (arrows, extender) in zip(
diff --git a/loopy/kernel/creation.py b/loopy/kernel/creation.py
index 024d97c3fed14e9917f9c21be0f17f555947f600..82f7ac5662e7e4f411562a9cbec1b0182835513b 100644
--- a/loopy/kernel/creation.py
+++ b/loopy/kernel/creation.py
@@ -695,7 +695,9 @@ def parse_instructions(instructions, defines):
     # {{{ pass 4: parsing
 
     insn_options_stack = [get_default_insn_options_dict()]
-    if_predicates_stack = [{'predicates' : frozenset(), 'insn_predicates' : frozenset()}]
+    if_predicates_stack = [
+            {'predicates': frozenset(),
+                'insn_predicates': frozenset()}]
 
     for insn in instructions:
         if isinstance(insn, InstructionBase):
@@ -815,7 +817,6 @@ def parse_instructions(instructions, defines):
                     "predicates", frozenset())
             last_if_predicates = last_if_predicates - outer_predicates
 
-
             if elif_match is not None:
                 predicate = elif_match.group("predicate")
                 if not predicate:
@@ -861,7 +862,7 @@ def parse_instructions(instructions, defines):
             obj = insn_options_stack.pop()
             #if this object is the end of an if statement
             if obj['predicates'] == if_predicates_stack[-1]["insn_predicates"] and\
-                if_predicates_stack[-1]["insn_predicates"]:
+                    if_predicates_stack[-1]["insn_predicates"]:
                 if_predicates_stack.pop()
             continue
 
diff --git a/loopy/kernel/data.py b/loopy/kernel/data.py
index ebadc72df30f6b9fe706d5c1f7d1606d03fdc41c..5195e0a107ad4c7f944f2eb56b5f3b248b5a4997 100644
--- a/loopy/kernel/data.py
+++ b/loopy/kernel/data.py
@@ -289,7 +289,7 @@ class InameArg(ValueArg):
 
 # {{{ temporary variable
 
-class temp_var_scope:
+class temp_var_scope:  # noqa
     """Storage location of a temporary
 
     .. attribute:: PRIVATE
@@ -404,8 +404,7 @@ class TemporaryVariable(ArrayBase):
         if base_indices is None:
             base_indices = (0,) * len(shape)
 
-        if (not read_only
-            and initializer is not None):
+        if not read_only and initializer is not None:
             raise LoopyError(
                     "temporary variable '%s': "
                     "read-write variables with initializer "
diff --git a/loopy/kernel/instruction.py b/loopy/kernel/instruction.py
index 93642103e50da5aabfcb7bd86cc50ce6ff903a18..7c82de1358f9bd11eb552a54a1e834317eb59ce5 100644
--- a/loopy/kernel/instruction.py
+++ b/loopy/kernel/instruction.py
@@ -489,7 +489,7 @@ def _get_assignee_subscript_deps(expr):
 
 # {{{ atomic ops
 
-class memory_ordering:
+class memory_ordering:  # noqa
     """Ordering of atomic operations, defined as in C11 and OpenCL.
 
     .. attribute:: relaxed
@@ -517,7 +517,7 @@ class memory_ordering:
         raise ValueError("Unknown value of memory_ordering")
 
 
-class memory_scope:
+class memory_scope:  # noqa
     """Scope of atomicity, defined as in OpenCL.
 
     .. attribute:: auto
diff --git a/loopy/schedule/__init__.py b/loopy/schedule/__init__.py
index b449c01739a22ac79b2128106207dca51758a543..e23e5f350864a623d2ff05551fc2d559c361d734 100644
--- a/loopy/schedule/__init__.py
+++ b/loopy/schedule/__init__.py
@@ -416,15 +416,15 @@ def sched_item_to_insn_id(sched_item):
 # {{{ debug help
 
 def format_insn_id(kernel, insn_id):
-    Fore = kernel.options._fore
-    Style = kernel.options._style
+    Fore = kernel.options._fore  # noqa
+    Style = kernel.options._style  # noqa
     return Fore.GREEN + insn_id + Style.RESET_ALL
 
 
 def format_insn(kernel, insn_id):
     insn = kernel.id_to_insn[insn_id]
-    Fore = kernel.options._fore
-    Style = kernel.options._style
+    Fore = kernel.options._fore  # noqa
+    Style = kernel.options._style  # noqa
     from loopy.kernel.instruction import (
             MultiAssignmentBase, NoOpInstruction, BarrierInstruction)
     if isinstance(insn, MultiAssignmentBase):
@@ -645,8 +645,8 @@ def generate_loop_schedules_internal(
     # to give loops containing high-priority instructions a chance.
 
     kernel = sched_state.kernel
-    Fore = kernel.options._fore
-    Style = kernel.options._style
+    Fore = kernel.options._fore  # noqa
+    Style = kernel.options._style  # noqa
 
     if allow_boost is None:
         rec_allow_boost = None
diff --git a/loopy/target/python.py b/loopy/target/python.py
index 09a86665b7d949d7bf35b910cd2a6fd66109c1ec..99ec42f44b49f546cda324dfdb3c6a5b001d2222 100644
--- a/loopy/target/python.py
+++ b/loopy/target/python.py
@@ -134,7 +134,7 @@ class ExpressionToPythonMapper(StringifyMapper):
         # Synthesize PREC_IFTHENELSE, make sure it is in the right place in the
         # operator precedence hierarchy (right above "or").
         from pymbolic.mapper.stringifier import PREC_LOGICAL_OR, PREC_NONE
-        PREC_IFTHENELSE = PREC_LOGICAL_OR - 1
+        PREC_IFTHENELSE = PREC_LOGICAL_OR - 1  # noqa
 
         return self.parenthesize_if_needed(
             "{then} if {cond} else {else_}".format(
diff --git a/loopy/transform/data.py b/loopy/transform/data.py
index 5797b01c3b2822638b6555a8bde4203b856cfecc..6871cdbf46e7b117ea4e9047f0095f303b25667e 100644
--- a/loopy/transform/data.py
+++ b/loopy/transform/data.py
@@ -431,6 +431,7 @@ def set_array_axis_names(kernel, ary_names, dim_names):
 
     return kernel
 
+
 set_array_dim_names = MovedFunctionDeprecationWrapper(set_array_axis_names)
 
 # }}}
diff --git a/loopy/transform/padding.py b/loopy/transform/padding.py
index 915742fc1003352c2952f27d87dbfd31fb26c9d7..d695e359558894c201f67e4013b25f5f45c19d82 100644
--- a/loopy/transform/padding.py
+++ b/loopy/transform/padding.py
@@ -245,6 +245,7 @@ def split_array_dim(kernel, arrays_and_axes, count, auto_split_inames=True,
 
     return kernel
 
+
 split_arg_axis = MovedFunctionDeprecationWrapper(split_array_dim)
 
 # }}}
diff --git a/setup.cfg b/setup.cfg
index d34ecdd6d469b931929187c36be61a2ba4be25ad..56341fa9898c17d540e2c83ae4c7270f93049937 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,3 +1,8 @@
 [flake8]
-ignore = E126,E127,E128,E123,E226,E241,E242,E265,N802,W503,E402
+ignore = E126,E127,E128,E123,E226,E241,E242,E265,N802,W503,E402,N814
 max-line-length=85
+exclude=
+    loopy/target/c/compyte/ndarray,
+    loopy/target/c/compyte/array.py,
+    loopy/statistics.py,
+    test/test_statistics.py
diff --git a/test/gnuma_loopy_transforms.py b/test/gnuma_loopy_transforms.py
index 5a55f4a3d7d8bc1ff7580ebf1d79bcd1bd7cf7f6..bb521bd2c3bfe8346876fe9b85c6e53f5eb35fb0 100644
--- a/test/gnuma_loopy_transforms.py
+++ b/test/gnuma_loopy_transforms.py
@@ -14,7 +14,7 @@ def pick_apart_float_cast(value):
     return float(fval_match.group(2))
 
 
-def fix_euler_parameters(kernel, p_p0, p_Gamma, p_R):
+def fix_euler_parameters(kernel, p_p0, p_Gamma, p_R):  # noqa
     return lp.fix_parameters(
         kernel,
         p_p0=pick_apart_float_cast(p_p0),
@@ -36,7 +36,7 @@ def set_D_storage_format(kernel):
     return lp.tag_array_axes(kernel, "D", "f,f")
 
 
-def set_up_volume_loop(kernel, Nq):
+def set_up_volume_loop(kernel, Nq):  # noqa
     kernel = lp.fix_parameters(kernel, Nq=Nq)
     kernel = lp.prioritize_loops(kernel, "e,k,j,i")
     kernel = lp.tag_inames(kernel, dict(e="g.0", j="l.1", i="l.0"))
diff --git a/test/library_for_test.py b/test/library_for_test.py
index b2de0d40262babe6a56f0bb076b2d096200e8ed1..2cb4067e0acd6f4a88ff166e0fd460ec925585f2 100644
--- a/test/library_for_test.py
+++ b/test/library_for_test.py
@@ -1,5 +1,6 @@
 # This exists because function handles can't be pickled.
 
+
 def no_ret_f_mangler(kernel, name, arg_dtypes):
     if not isinstance(name, str):
         return None
diff --git a/test/test_domain.py b/test/test_domain.py
index 531e792704d530d505a789e00344bf9271d0ced5..e01c3a937fd95984a27a7f2490edf4be12d9b57b 100644
--- a/test/test_domain.py
+++ b/test/test_domain.py
@@ -22,8 +22,8 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
 """
 
-import six
-from six.moves import range
+import six  # noqa
+from six.moves import range  # noqa
 
 import sys
 import numpy as np
@@ -31,7 +31,7 @@ import loopy as lp
 import pyopencl as cl
 import pyopencl.clmath  # noqa
 import pyopencl.clrandom  # noqa
-import pytest
+import pytest  # noqa
 
 import logging
 logger = logging.getLogger(__name__)
@@ -225,7 +225,6 @@ def test_dependent_loop_bounds_3(ctx_factory):
 
     knl = lp.preprocess_kernel(knl, ctx.devices[0])
 
-    import pytest
     with pytest.raises(RuntimeError):
         list(lp.generate_loop_schedules(knl_bad))
 
diff --git a/test/test_from_loopy_import_star.py b/test/test_from_loopy_import_star.py
index 02ec1604495e38cb8ba71d02cde96a289c252117..4f339ef96e562ba2fc5ed49236e6c6092df71e95 100644
--- a/test/test_from_loopy_import_star.py
+++ b/test/test_from_loopy_import_star.py
@@ -1 +1 @@
-from loopy import *
+from loopy import *  # noqa
diff --git a/test/test_numa_diff.py b/test/test_numa_diff.py
index c85aa80ec92eb0185d30f96b478ae37043c0d7e0..0de08f5f616937604bc2c93581c5a8a1770164f4 100644
--- a/test/test_numa_diff.py
+++ b/test/test_numa_diff.py
@@ -46,7 +46,7 @@ __all__ = [
 @pytest.mark.parametrize("Nq", [7])
 @pytest.mark.parametrize("ilp_multiple", [1, 2])
 @pytest.mark.parametrize("opt_level", [11])
-def test_gnuma_horiz_kernel(ctx_factory, ilp_multiple, Nq, opt_level):
+def test_gnuma_horiz_kernel(ctx_factory, ilp_multiple, Nq, opt_level):  # noqa
     ctx = ctx_factory()
 
     filename = "strongVolumeKernels.f90"