docs: add docstrings to functions in TrueConsense.Coverage

TrueConsense/Coverage.py

@@ -1,9 +1,34 @@
 def BuildCoverage(iDict, output):
+    """This function takes a dictionary of dictionaries and an output file name as input, and writes the
+    coverage of each position to the output file.
+
+    Parameters
+    ----------
+    iDict
+        a dictionary of with pileup contents per position
+    output
+        the name of the output file
+
+    """
     with open(output, "w") as outfile:
         for i in range(len(iDict)):
             cov = iDict[i + 1].get("coverage")
             outfile.write(str(i + 1) + "\t" + str(cov) + "\n")
 
 
 def GetCoverage(iDict, position):
+    """Takes a dictionary and a position as input, and returns the coverage of that position
+
+    Parameters
+    ----------
+    iDict
+        A dictionary with pileup contents per position
+    position
+        the position in the genome that you want to get the coverage for
+
+    Returns
+    -------
+        The coverage of the position.
+
+    """
     return iDict[position].get("coverage")