diff --git a/week7/config7.py b/week7/config7.py
new file mode 100644
index 0000000000000000000000000000000000000000..14518483901187032bc1dde46a77cfb6385fb37e
--- /dev/null
+++ b/week7/config7.py
@@ -0,0 +1,21 @@
+#!/usr/bin/env python
+
+import warnings
+warnings.filterwarnings('ignore')
+
+import numpy as np
+np.random.seed(0)
+
+import matplotlib
+import matplotlib.pyplot as plt
+
+import seaborn as sns
+sns.set_context('talk', font_scale=1.2, rc={'lines.linewidth': 3})
+sns.set_style('ticks',
+              {'grid.linestyle': 'none', 'axes.edgecolor': '0',
+               'axes.linewidth': 1.2, 'legend.frameon': True,
+               'xtick.direction': 'out', 'ytick.direction': 'out',
+               'xtick.top': True, 'ytick.right': True,
+              })
+
+from scipy.constants import m_p, c, e