added examples, moved implementation to new file

examples/hist.py

@@ -0,0 +1,23 @@
+import os, sys
+from pathlib import Path
+import boost_histogram as bh
+import matplotlib.pyplot as plt
+from creader import ClusterFileReader
+
+try: 
+    base = Path(os.environ['MOENCH_DATA'])
+except:
+    print('MOENCH_DATA has to be defined to run examples')
+    sys.exit(1)
+
+
+fname = "Moench_LGAD_SIM_Nov22/moenchLGAD202211/clustW17new/beam_En800eV_-40deg_300V_10us_d0_f5_0.clust"
+r = ClusterFileReader((base/fname).as_posix())
+cl = r.read(10000)
+
+hist1 = bh.Histogram(bh.axis.Regular(40, -2, 2**14))
+hist1.fill(cl['data'].flat)
+fig, ax = plt.subplots()
+ax.bar(hist1.axes[0].centers, hist1.values(), width=hist1.axes[0].widths)
+ax.set_yscale('log')
+plt.show()