docs bugfix

wetb/fatigue_tools/rainflowcounting/compile.py

 from wetb.utils.cython_compile.cython_compile import cython_import
-
-
 cython_import('pair_range')
 cython_import('peak_trough')
 cython_import('rainflowcount_astm')

wetb/fatigue_tools/rainflowcounting/rainflowcount.py

@@ -48,8 +48,8 @@ def rainflow_windap(signal, levels=255., thresshold=(255 / 50)):
         Mean values of the half cycles
 
 
-    Example
-    -------
+    Examples
+    --------
     >>> signal = np.array([-2.0, 0.0, 1.0, 0.0, -3.0, 0.0, 5.0, 0.0, -1.0, 0.0, 3.0, 0.0, -4.0, 0.0, 4.0, 0.0, -2.0])
     >>> ampl, mean = rainflow_windap(signal)
     """

wetb/fatigue_tools/rainflowcounting/rfc_hist.py

 import numpy as np
 def rfc_hist(sig_rf, nrbins=46):
-    """
-    Histogram of rainflow counted cycles
-    ====================================
+    """Histogram of rainflow counted cycles
 
     hist, bin_edges, bin_avg = rfc_hist(sig, nrbins=46)
 
@@ -46,4 +44,4 @@ def rfc_hist(sig_rf, nrbins=46):
     # since the sum is also 0, the avg remains zero for those whos hist is zero
     bin_avg = hist_sum / hist_
 
-    return hist, bin_edges, bin_avg
+    return hist, bin_edges, bin_avg
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